Seiko Cal. 7057 - 242

The Seiko 7057-242 represents an important milestone in Seiko's 1976 lineup. It features a Green dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-5a784b669839]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1976

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