Seiko Cal. 7131 - 655

The Seiko 7131-655 represents an important milestone in Seiko's 1987 lineup. It features a Black dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-e18404e6cb98]

Also known as: Silverwave, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1987

Related Models

• Seiko 7055-719
• Seiko 7043-717
• Seiko 3885-955
• Seiko 5210-584
• Seiko 0719-695
• Seiko 7185-868
• Seiko 0740-696
• Seiko 5219-742
• Seiko 6188-760
• Seiko 0780-753
• Seiko 6264-975
• Seiko 5262-697