Seiko Cal. 7039 - 157

The Seiko 7039-157 represents an important milestone in Seiko's 1980 lineup. It features a Navy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-d4f16b349238]

Also known as: Helmet, Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1980

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