Seiko Cal. 6331 - 928

Seiko 6331-928

The 6331-928 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-769f645b1083]

Also known as: UFO

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
15.5mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Green
Jewels
22j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1965

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