Seiko Cal. 3856 - 674

The 3856-674 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3856 caliber with 18j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-7b2f2670b3c6]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1970

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