Seiko Cal. 6650 - 321

The Seiko 6650-321 represents an important milestone in Seiko's 1998 lineup. Powered by the 6650 caliber with 31j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-ea7a5970ffa3]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1998

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