Seiko Cal. 7128 - 421

This Hand-Winding model from 1977 features a 38mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-833371c62686]

Also known as: Sumo, Panda

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1977

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