Seiko Cal. 5242 - 439

This Spring Drive model from 1976 features a 39mm Two-Tone case. Powered by the 5242 caliber with 32j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-5babed7c8f5b]

Also known as: Silverwave, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1976

Related Models

• Seiko 7083-494
• Seiko 4443-523
• Seiko 6353-967
• Seiko 6218-404
• Seiko 4422-584
• Seiko 6677-926
• Seiko 5669-960
• Seiko 7187-424
• Seiko 5257-413
• Seiko 6240-614
• Seiko 6653-155
• Seiko 6367-682