Seiko Cal. 6387 - 921

Seiko 6387-921

The 6387-921 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6387 caliber with 19j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-6159ebfcdbd5]

Also known as: World Timer, Golden Tuna

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
12.9mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
60m
Dial Color
Black
Jewels
19j
Frequency
36,000 bph
Power Reserve
65 hours
Year
1976

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