Seiko Cal. 6139 - 777

Released in 1980, the Cal. 6139 with design code 777 was part of Seiko's domestic market collection. Powered by the 6139 caliber with 32j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-fcca39fdc8b8]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1980

Related Models

• Seiko 6225-558
• Seiko 7195-412
• Seiko 6329-352
• Seiko 6312-434
• Seiko 5224-601
• Seiko 4475-687
• Seiko 6676-480
• Seiko 7119-169
• Seiko 6297-899
• Seiko 5265-870
• Seiko 6681-348
• Seiko 6622-758