Seiko Cal. 7182 - 731

The 7182-731 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-57a0e0c6cdc6]

Also known as: Monster, Arnie

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1971

Related Models

• Seiko 7154-466
• Seiko 4584-615
• Seiko 4488-284
• Seiko 6250-587
• Seiko 0723-697
• Seiko 7039-723
• Seiko 4424-296
• Seiko 6324-901
• Seiko 3851-560
• Seiko 5668-648
• Seiko 6654-655
• Seiko 3891-133