Seiko Cal. 5646 - 109

The 5646-109 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5646 caliber with 26j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-f6d8ef0291cd]

Also known as: Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1979

Related Models

• Seiko 7073-365
• Seiko 4588-440
• Seiko 4446-396
• Seiko 6218-983
• Seiko 3818-382
• Seiko 3897-427
• Seiko 7013-170
• Seiko 5271-770
• Seiko 6620-703
• Seiko 4441-667
• Seiko 3873-785
• Seiko 4564-348