Seiko Cal. 6690 - 454

Seiko 6690-454

The 6690-454 is a sought-after Automatic piece from Seiko's golden era. With its 22mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-784b9e612a5a]

Also known as: Bullhead

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
8.1mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Green
Jewels
23j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1995

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