Seiko Cal. 6643 - 110

The Seiko 6643-110 represents an important milestone in Seiko's 1988 lineup. It features a White dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-4440031ccca5]

Also known as: Arnie

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1988

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