Seiko Cal. 6645 - 727

Seiko 6645-727

This Quartz model from 1984 features a 40mm Gold-Plated case. With its 20mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-13c94efb8c2a]

Also known as: Crown, Baby Tuna

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
11.2mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Champagne
Jewels
23j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1984

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