Seiko Cal. 5646 - 209

The 5646-209 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5646 caliber with 26j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-66081f8f5edc]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1988

Related Models

• Seiko 6675-367
• Seiko 6263-141
• Seiko 6194-369
• Seiko 7184-228
• Seiko 4429-252
• Seiko 0731-875
• Seiko 3871-778
• Seiko 5630-161
• Seiko 0762-560
• Seiko 4548-195
• Seiko 7118-375
• Seiko 5685-286