Seiko Cal. 6379 - 721

Seiko 6379-721

The 6379-721 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6379 caliber with 29j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-dbbfc92b1b53]

Also known as: Monster, Rally

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
38mm
Case Thickness
11.5mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Green
Jewels
29j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1990

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