Seiko Cal. 5658 - 646

This Quartz model from 1992 features a 45mm Two-Tone case. Powered by the 5658 caliber with 34j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-d5a223f6ecdd]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1992

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