Seiko Cal. 6183 - 616

This Spring Drive model from 1998 features a 45mm Stainless Steel case. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-0ba1f2673fe8]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1998

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