Seiko Cal. 6320 - 643

The Seiko 6320-643 represents an important milestone in Seiko's 1991 lineup. It features a Green dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-46a88c855424]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1991

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