Seiko Cal. 6644 - 532

Seiko 6644-532

The 6644-532 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6644 caliber with 26j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-de5aec65f064]

Also known as: Helmet

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
11.2mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
White
Jewels
26j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1986

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