Seiko Cal. 6643 - 235

Seiko 6643-235

The Seiko 6643-235 represents an important milestone in Seiko's 1998 lineup. Powered by the 6643 caliber with 28j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-62852b87157b]

Also known as: Turtle

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
46mm
Case Thickness
11.3mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
70m
Dial Color
White
Jewels
28j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1998

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