Seiko Cal. 3817 - 687

Seiko 3817-687

The Seiko 3817-687 represents an important milestone in Seiko's 1995 lineup. Powered by the 3817 caliber with 27j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-21063835c97c]

Also known as: UFO, Rally

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
42mm
Case Thickness
10.4mm
Lug Width
19mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
50m
Dial Color
Green
Jewels
27j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1995

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