Seiko Cal. 6618 - 643

Seiko 6618-643

The Seiko 6618-643 represents an important milestone in Seiko's 1978 lineup. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-0ac7e44ff667]

Also known as: Silverwave, Arnie

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
15.1mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
160m
Dial Color
Cream
Jewels
28j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1978

Related Models

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