Seiko Cal. 7156 - 257

The 7156-257 is a sought-after Automatic piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-91e9e4d127be]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1983

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