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Seiko model family

Seiko Alpinist

Our base has 8 Seiko Alpinist references (SARB017, SBDC091, SPB117, SPB119, SPB121, SPB123 and 2 more): cases of 38–39.5 mm, 46–46.5 mm lug to lug, and 12–13 mm thick. They run on the Seiko 6R35 and 6R15 movements, take 20 mm straps, are water resistant to 200 m, and have a sapphire crystal. Not every reference has every figure sourced yet; the table shows which are missing.

Sources checked · How we source numbers

Seiko Alpinist references compared

Each figure carries the number of its source; open a reference for every size, the drawing and the full list of sources.

Seiko Alpinist references: case, lug to lug, thickness, lug width, movement and water resistance
ReferenceCaseLug to lugThicknessLug widthMovementWater resistance
SARB01738 mm (39.5 mm in a secondary source, 39 mm in a secondary source)[2][3][1]—12 mm[2][1]20 mm[2][3][1]Seiko 6R15[2][1]200 m[2][1]
SBDC09139.5 mm[4]46.5 mm[4]13 mm[4]20 mm[4]Seiko 6R35[4]200 m[4]
SPB11739.5 mm[5]46.5 mm[5]13 mm[5]—Seiko 6R35[5]200 m[5]
SPB11939.5 mm[6]46.5 mm[6]13 mm[6]—Seiko 6R35[6]200 m[6]
SPB12139.5 mm[7]46.5 mm[7]13 mm[7]20 mm[4]Seiko 6R35[7]200 m[7]
SPB12339.5 mm[8]46.5 mm[8]13 mm[8]—Seiko 6R35[8]200 m[8]
SPB199————Seiko 6R35[9]20 bar (200 m)[9]
SPB24338 mm[10]46 mm[10]13 mm[10]—Seiko 6R35[10]200 m[10]
Why these references are listed · each one is named as part of the family in our data or a cited source
  • SARB017: “Seiko Prospex Alpinist SARB017 watches have 20mm lugs” (Product sentence)[3]
  • SBDC091: “Seiko Alpinist model SBDC091” (Dealer listing, first sentence)[4]
  • SPB117: “Collection : ALPINIST” (Dealer spec block, Collection line)[5]
  • SPB119: “Collection : ALPINIST” (Dealer spec block, Collection line)[6]
  • SPB121: “Collection : ALPINIST” (Dealer spec block, Collection line)[7]
  • SPB123: “Collection : ALPINIST” (Dealer spec block, Collection line)[8]
  • SPB199: “SEIKO PROSPEX Alpinist Limited Edition” (Page heading)[9]
  • SPB243: “Collection : ALPINIST” (Dealer spec block, Collection line)[10]

Seiko Alpinist movement and strap size

All Seiko watches with sizes

Seiko Alpinist questions

What movement is in the Seiko Alpinist?

The Seiko 6R35 (SBDC091, SPB117, SPB119, SPB121, SPB123 and 2 more) and the Seiko 6R15 (SARB017) are the movements found in the family.

What size is the Seiko Alpinist?

Across the references the case is 38–39.5 mm across, 46–46.5 mm lug to lug and 12–13 mm thick. The table above has each reference's own sizes.

What strap size does the Seiko Alpinist take?

The 3 of 8 references with a lug width on file take a 20 mm strap (SARB017, SBDC091 and SPB121); the rest have no sourced lug width yet.

How water resistant is the Seiko Alpinist?

All 8 references are rated 200 m.

What crystal does the Seiko Alpinist have?

All 8 references have a sapphire crystal.

Which references are in the Seiko Alpinist family?

SARB017, SBDC091, SPB117, SPB119, SPB121, SPB123, SPB199 and SPB243. A reference is listed only when its own data or a cited source names it as part of the family; the list under the table shows what names each one.

Sources

Documents checked · Report a wrong number

  1. 1Jamtangan — Seiko Alpinist SARB017 Automatic 6R15 (JDM) product page · html · read
  2. 2WatchBase — Seiko SARB017, Mechanical Alpinist Stainless Steel / Green / Strap (WatchBase) · html · read
  3. 3StrapsCo — Seiko Prospex Alpinist SARB017 Lug Width & Strap Size · html · read
  4. 4Right Time International — SBDC091 pre-owned listing, Right Time (Denver), dealer spec block · html · read
  5. 5Right Time International — SPB117 listing, Right Time (Denver), dealer spec block · html · read
  6. 6Right Time International — SPB119 listing, Right Time (Denver), dealer spec block (listing, sold out) · html · read
  7. 7Right Time International — SPB121 listing, Right Time (Denver), dealer spec block · html · read
  8. 8Right Time International — SPB123 listing, Right Time (Denver), dealer spec block (listing, sold out) · html · read
  9. 9Seiko Watch Corporation — SPB199J1 Mountain Glacier, SEIKO PROSPEX Alpinist Limited Edition campaign page, seikowatches.com it-it · html · read
  10. 10Right Time International — SPB243 listing, Right Time (Denver), dealer spec block (listing, sold out) · html · read