Seiko Cal. 6312 - 900

The 6312-900 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6312 caliber with 30j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-ab8bcacf6007]

Also known as: Shogun, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1989

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