Seiko Cal. 7140 - 655

The Seiko 7140-655 represents an important milestone in Seiko's 1969 lineup. It features a Black dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-c2075e0fb8ab]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1969

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