Seiko Cal. 7181 - 666

The Seiko 7181-666 represents an important milestone in Seiko's 1972 lineup. It features a Green dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-45938857b857]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1972

Related Models

• Seiko 6254-486
• Seiko 0733-349
• Seiko 6191-424
• Seiko 7047-818
• Seiko 6231-920
• Seiko 7182-598
• Seiko 7087-131
• Seiko 7051-383
• Seiko 6293-719
• Seiko 7096-543
• Seiko 7065-867
• Seiko 5690-362