Seiko Cal. 0721 - 321

This Hand-Winding model from 1989 features a 37mm Gold-Plated case. It features a Silver dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-7d2b7d1d9bf5]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1989

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