Seiko Cal. 7056 - 550

The 7056-550 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-d7ff593e06ad]

Also known as: Tuna, Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1974

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