Seiko Cal. 6641 - 450

Seiko 6641-450

The 6641-450 is a sought-after Quartz piece from Seiko's golden era. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-c020f78ce554]

Also known as: Tuna

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
42mm
Case Thickness
10.0mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Green
Jewels
24j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1978

Related Models

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