Seiko Cal. 6373 - 730

The 6373-730 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-323bd5138bcc]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1992

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