Seiko Cal. 3837 - 613

The Seiko 3837-613 represents an important milestone in Seiko's 1967 lineup. It features a Black dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-52738e1bb908]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1967

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