Seiko Cal. 3872 - 148

The Seiko 3872-148 represents an important milestone in Seiko's 1975 lineup. Powered by the 3872 caliber with 22j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-c8aee44ec428]

Also known as: Monster, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1975

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