Seiko Cal. 3860 - 974

The 3860-974 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3860 caliber with 21j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-4b6b773e149b]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1997

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