Seiko Cal. 6644 - 725

Seiko 6644-725

The 6644-725 is a sought-after Kinetic piece from Seiko's golden era. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-e5b6c3a281b0]

Also known as: Bullhead, UFO

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
10.7mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Silver
Jewels
29j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1980

Related Models

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