Seiko Cal. 6641 - 507

The 6641-507 is a sought-after Automatic piece from Seiko's golden era. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-58bd3de8f80e]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1984

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