Seiko Cal. 7057 - 487

The Seiko 7057-487 represents an important milestone in Seiko's 1998 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-2f00f3722362]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1998

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