Seiko Cal. 3876 - 120

The Seiko 3876-120 represents an important milestone in Seiko's 1966 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-a351325bf6ef]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1966

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