Seiko Cal. 6377 - 518

Seiko 6377-518

This Hand-Winding model from 1999 features a 37mm Stainless Steel case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-ee91b9ce53de]

Also known as: Helmet, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
13.4mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
White
Jewels
17j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1999

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