Seiko Cal. 6650 - 389

The 6650-389 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-46af0af98cdf]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1983

Related Models

• Seiko 4578-674
• Seiko 4535-383
• Seiko 5694-318
• Seiko 4587-433
• Seiko 7098-378
• Seiko 6182-903
• Seiko 3821-646
• Seiko 6123-631
• Seiko 0774-556
• Seiko 0792-190
• Seiko 7084-813
• Seiko 5285-344