Seiko Cal. 6371 - 758

The 6371-758 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6371 caliber with 32j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-39e8e389da25]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1975

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