Seiko Cal. 6645 - 768

Seiko 6645-768

The 6645-768 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6645 caliber with 35j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-c369d45ca5bd]

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
40mm
Case Thickness
8.4mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
140m
Dial Color
White
Jewels
35j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1988

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