Seiko Cal. 4593 - 993

This Spring Drive model from 1991 features a 42mm Hardlex-Coated Steel case. It features a Cream dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-fa767514dd7c]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1991

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