Seiko Cal. 3874 - 315

The 3874-315 is a sought-after Solar piece from Seiko's golden era. Powered by the 3874 caliber with 29j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-23cd6b825624]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1973

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