Seiko Cal. 7155 - 206

The Seiko 7155-206 represents an important milestone in Seiko's 1973 lineup. It features a Silver dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-1209d935e002]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1973

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