Seiko Cal. 7057 - 306

The 7057-306 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7057 caliber with 34j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-f7be6d783a85]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1985

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