Seiko Cal. 7139 - 354

The Seiko 7139-354 represents an important milestone in Seiko's 1965 lineup. It features a Silver dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-0182678ff544]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1965

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