Seiko Cal. 7028 - 661

Seiko 7028-661

This Hand-Winding model from 1988 features a 35mm PVD Black case. Powered by the 7028 caliber with 30j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-8fbc4a36f290]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
35mm
Case Thickness
15.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Champagne
Jewels
30j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1988

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seikata-wm-8fbc4a36f290