Seiko Cal. 3812 - 315

The 3812-315 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3812 caliber with 27j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-cc742b7e0c46]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1965

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