Seiko Cal. 6388 - 277

Seiko 6388-277

The 6388-277 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-c7933029a6f3]

Also known as: Bullhead, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
41mm
Case Thickness
14.6mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Black
Jewels
25j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1975

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