Seiko Cal. 6138 - 649

The 6138-649 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6138 caliber with 35j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-eaada7fddae5]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1989

Related Models

• Seiko 6245-134
• Seiko 0753-189
• Seiko 6241-715
• Seiko 6158-818
• Seiko 6135-923
• Seiko 0735-847
• Seiko 7037-703
• Seiko 5644-370
• Seiko 6675-474
• Seiko 5261-182
• Seiko 6273-393
• Seiko 0735-183