Seiko Cal. 6140 - 864

The 6140-864 is a sought-after Solar piece from Seiko's golden era. Powered by the 6140 caliber with 26j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-3cfbf880f503]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1965

Related Models

• Seiko 4554-210
• Seiko 4481-553
• Seiko 0742-702
• Seiko 5636-331
• Seiko 6650-740
• Seiko 6279-382
• Seiko 4478-906
• Seiko 7023-211
• Seiko 6371-922
• Seiko 4539-914
• Seiko 7015-393
• Seiko 6339-455