Seiko Cal. 6661 - 977

Seiko 6661-977

The 6661-977 is a sought-after Kinetic piece from Seiko's golden era. With its 18mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-86af8c3efcb4]

Also known as: UFO, Baby Tuna

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
12.8mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
40m
Dial Color
Black
Jewels
17j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1997

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