Seiko Cal. 6139 - 538

The 6139-538 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6139 caliber with 35j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-22a9bfa6593d]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1977

Related Models

• Seiko 6241-800
• Seiko 6240-942
• Seiko 5295-926
• Seiko 4497-934
• Seiko 3811-254
• Seiko 7022-507
• Seiko 4550-883
• Seiko 6197-121
• Seiko 7154-903
• Seiko 6381-913
• Seiko 7171-214
• Seiko 6676-324