Seiko Cal. 6261 - 636

The 6261-636 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6261 caliber with 31j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-04d7a0c28f5a]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1987

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