Seiko Cal. 6379 - 420

The 6379-420 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6379 caliber with 18j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-af06c8d7231e]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1999

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