Seiko Cal. 6645 - 490

This Quartz model from 1993 features a 45mm PVD Black case. It features a Green dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-70166ca64cc6]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1993

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