Seiko Cal. 6689 - 303

Seiko 6689-303

The 6689-303 is a sought-after Automatic piece from Seiko's golden era. With its 22mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-11390aacfd20]

Also known as: Bullhead, Baby Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
11.8mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Cream
Jewels
30j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1991

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