Seiko Cal. 6641 - 165

The Seiko 6641-165 represents an important milestone in Seiko's 1981 lineup. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-c80ac28e6ab2]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1981

Related Models

• Seiko 0728-756
• Seiko 7124-923
• Seiko 4530-408
• Seiko 7097-987
• Seiko 6187-252
• Seiko 7088-310
• Seiko 6336-917
• Seiko 5661-768
• Seiko 6362-152
• Seiko 5675-769
• Seiko 6637-588
• Seiko 7048-866