Seiko Cal. 5611 - 377

Seiko 5611-377

The Seiko 5611-377 represents an important milestone in Seiko's 1998 lineup. Powered by the 5611 caliber with 28j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-a156c9acbded]

Also known as: Monster, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Black
Jewels
28j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1998

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