Seiko Cal. 6373 - 220

The 6373-220 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6373 caliber with 28j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-bfecf6d610c2]

Also known as: Monster, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1975

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