Seiko Cal. 6137 - 255

This Hand-Winding model from 1990 features a 46mm PVD Black case. It features a Silver dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-095d2bbbc60f]

Also known as: Crown, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1990

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