Seiko Cal. 7137 - 520

The Seiko 7137-520 represents an important milestone in Seiko's 1998 lineup. It features a White dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-fb5a2fb5568d]

Also known as: Tuna, World Timer

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1998

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