Seiko Cal. 6646 - 189

The Seiko 6646-189 represents an important milestone in Seiko's 1985 lineup. Powered by the 6646 caliber with 20j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-3331463f91c2]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1985

Related Models

• Seiko 7172-481
• Seiko 5273-954
• Seiko 7160-654
• Seiko 0729-385
• Seiko 6656-818
• Seiko 4443-171
• Seiko 7118-130
• Seiko 6166-573
• Seiko 6681-768
• Seiko 6260-443
• Seiko 7087-371
• Seiko 4565-540