Seiko Cal. 6658 - 712

Seiko 6658-712

The Seiko 6658-712 represents an important milestone in Seiko's 1995 lineup. Powered by the 6658 caliber with 17j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-f3bd1339500b]

Also known as: UFO, Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
12.7mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Black
Jewels
17j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1995

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