Seiko Cal. 6643 - 190

Seiko 6643-190

The 6643-190 is a sought-after Quartz piece from Seiko's golden era. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-883de861532c]

Also known as: UFO, Arnie

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
11.5mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
White
Jewels
17j
Frequency
36,000 bph
Power Reserve
38 hours
Year
1976

Related Models

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