Seiko Cal. 6271 - 635

Seiko 6271-635

The 6271-635 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6271 caliber with 18j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-36da6d9f6573]

Also known as: World Timer

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
14.6mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Silver
Jewels
18j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1972

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seikata-wm-36da6d9f6573