Seiko Cal. 6610 - 263

Seiko 6610-263

This Automatic model from 1978 features a 40mm Hardlex-Coated Steel case. With its 18mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-a8069c0df010]

Also known as: Monster, World Timer

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
13.1mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Black
Jewels
26j
Frequency
36,000 bph
Power Reserve
49 hours
Year
1978

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