Seiko Cal. 4544 - 738

This Quartz model from 1988 features a 39mm PVD Black case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-d166125080c8]

Also known as: Sumo, Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1988

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