Seiko Cal. 7053 - 640

The Seiko 7053-640 represents an important milestone in Seiko's 1974 lineup. It features a Navy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-baef8ef259c6]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1974

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