Seiko Cal. 3874 - 831

The Seiko 3874-831 represents an important milestone in Seiko's 1966 lineup. It features a Black dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-0a48683cb5b0]

Also known as: Panda, Bellmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1966

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