Seiko Cal. 6688 - 413

Seiko 6688-413

The 6688-413 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-20fe0f1fa36d]

Also known as: UFO

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
12.1mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Green
Jewels
25j
Frequency
28,800 bph
Power Reserve
52 hours
Year
1999

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