Seiko Cal. 5240 - 279

The 5240-279 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5240 caliber with 17j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-fbd88db4d7d6]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1977

Related Models

• Seiko 0755-294
• Seiko 4453-234
• Seiko 6270-510
• Seiko 7149-227
• Seiko 0722-355
• Seiko 6314-635
• Seiko 6141-420
• Seiko 6661-507
• Seiko 7139-652
• Seiko 6118-831
• Seiko 6640-590
• Seiko 7029-820