Seiko Cal. 5242 - 717

The Seiko 5242-717 represents an important milestone in Seiko's 1975 lineup. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-14847d8b9bb3]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1975

Related Models

• Seiko 4411-177
• Seiko 0791-688
• Seiko 7094-427
• Seiko 7080-299
• Seiko 6291-227
• Seiko 6290-620
• Seiko 6175-966
• Seiko 4413-809
• Seiko 7099-882
• Seiko 5276-899
• Seiko 7116-164
• Seiko 4556-654