Seiko Cal. 5640 - 768

Seiko 5640-768

The Seiko 5640-768 represents an important milestone in Seiko's 1996 lineup. Powered by the 5640 caliber with 17j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-32d59dfec94c]

Also known as: UFO, Silverwave

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
12.6mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
White
Jewels
17j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1996

Related Models

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