Seiko Cal. 7057 - 103

The Seiko 7057-103 represents an important milestone in Seiko's 1998 lineup. Powered by the 7057 caliber with 30j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-364a1ff54cf5]

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1998

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