Seiko Cal. 0771 - 636

The 0771-636 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0771 caliber with 17j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-d0e0ab4c24d2]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1997

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