Seiko Cal. 6331 - 995

Seiko 6331-995

The 6331-995 is a sought-after Automatic piece from Seiko's golden era. With its 18mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-3490b5fdb71f]

Also known as: World Timer, Baby Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
35mm
Case Thickness
13.3mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Green
Jewels
19j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1967

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