{"product_id":"case-654-hamilton-intra-matic-auto-chrono-ref-h38416111","title":"Case #654 — Hamilton Intra-Matic Auto Chrono Ref. H38416111","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCase #654 — Hamilton Intra-Matic Auto Chrono Ref. H38416111\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eStatus: Available\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCondition: Excellent Pre-Owned\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eScope: Box, Papers, and Undated Warranty Card\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCase Notes\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHamilton got the proportions and the period detail right with the Intra-Matic Auto Chrono.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe H38416111 takes its inspiration directly from Hamilton’s late-1960s chronographs, pairing a bright silver-white dial with contrasting black subdials, a black tachymeter scale, pump-style pushers, and a stainless-steel mesh bracelet. The result is unmistakably vintage in character without asking the owner to live with vintage-watch compromises.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAt 40 mm, it has enough presence to feel like a modern automatic chronograph but remains compact enough to preserve the proportions that make the design work.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eInside is Hamilton’s H-31 automatic chronograph calibre, providing approximately 60 hours of power reserve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis example presents in excellent pre-owned condition and includes its box, papers, and undated warranty card. The stainless-steel mesh bracelet is sized to accommodate approximately an 8-inch wrist.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Evidence\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReference: H38416111\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eModel: American Classic Intra-Matic Auto Chrono\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCase: Stainless Steel\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCase Diameter: 40 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThickness: 14.45 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLug Width: 20 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDial: Silver-White “Panda” Dial with Contrasting Black Subdials\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCrystal: Sapphire with Anti-Reflective Treatment\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBezel: Fixed Tachymeter Scale\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCrown: Screw-Down\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMovement: Hamilton Calibre H-31\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMovement Type: Automatic Chronograph\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePower Reserve: Approximately 60 Hours\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFunctions: Hours, Minutes, Small Seconds, Chronograph, Date, Tachymeter\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWater Resistance: 100 meters \/ 10 bar\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLume: Super-LumiNova\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBracelet: Stainless-Steel Mesh\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eClasp: Folding Clasp\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBracelet Fit: Up to Approximately 8-inch Wrist\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCondition: Excellent Pre-Owned\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWarranty Card: Undated\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eIncluded: Box, Papers, and Card\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCollector Provenance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe modern Intra-Matic Auto Chrono draws directly from Hamilton chronographs of the late 1960s.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRather than simply borrowing a few vintage cues, Hamilton preserved the elements that give those watches their character: contrasting registers, a peripheral tachymeter scale, compact case proportions, and a clean two-register layout.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHamilton specifically describes the current model as a modern interpretation of one of its 1968 signature designs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThat connection matters because the Intra-Matic does not feel like a generic contemporary chronograph dressed in vintage colors. The proportions, layout, and details all work together as a cohesive period-inspired design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDesign Provenance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe panda dial is the centerpiece.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA light main dial against deeply contrasting black chronograph registers creates instant legibility while giving the watch considerably more personality than a monochromatic chronograph.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe stainless-steel mesh bracelet reinforces the late-1960s character and is particularly well matched to the case. It also changes the way the watch wears, giving the 40 mm case a lower-profile, more fluid feel around the wrist than a conventional multi-link bracelet.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHamilton has resisted the temptation to over-modernize the design, which is precisely why it works.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTechnical Provenance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHamilton’s H-31 is an automatic chronograph calibre with an extended approximately 60-hour power reserve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThat reserve makes a meaningful difference in everyday ownership. The watch can be removed for a day or two and still be running when picked up again, while the automatic winding system eliminates the routine associated with a vintage hand-wound chronograph.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe sapphire crystal, screw-down crown, and 100-meter water-resistance rating further separate the modern Intra-Matic from the vintage watches that inspired it.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFrom the Case File\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis is a vintage-style chronograph that does not require vintage-watch behavior.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 40 mm case is easy to wear, the sapphire crystal provides modern durability, the 100-meter rating makes the watch practical for normal daily use, and the H-31 movement provides considerably more reserve than many traditional automatic chronographs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe stainless-steel mesh bracelet is also an important part of this particular reference rather than an aftermarket styling exercise. It is Hamilton’s factory configuration and complements the 1960s design extremely well.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCase 654 presents in excellent pre-owned condition, includes its box, papers, and undated card, and will accommodate approximately an 8-inch wrist.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBST Verdict\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOne of Hamilton’s most convincing modern heritage watches.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 40 mm proportions, panda dial, mesh bracelet, and twin-register layout capture the character of a late-1960s chronograph, while the H-31 automatic movement, sapphire crystal, 60-hour reserve, and 100-meter water resistance make it thoroughly practical today.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCase 654 adds excellent condition and a complete presentation to an already exceptionally handsome chronograph.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEvery case deserves a closer look.\u003c\/span\u003e\u003c\/p\u003e","brand":"Baker Street Timepieces","offers":[{"title":"Default Title","offer_id":58468452958511,"sku":null,"price":1650.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0948\/5359\/5439\/files\/BST_6531.jpg?v=1789429447","url":"https:\/\/bakerstreettimepieces.com\/products\/case-654-hamilton-intra-matic-auto-chrono-ref-h38416111","provider":"Baker Street Timepieces","version":"1.0","type":"link"}