Seiko Cal. 5642 - 461

The 5642-461 is a sought-after Quartz piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-2c5525a17d4d]

Also known as: Helmet, Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1985

Related Models

• Seiko 6377-767
• Seiko 6227-350
• Seiko 7158-359
• Seiko 5233-887
• Seiko 6399-851
• Seiko 5242-540
• Seiko 0796-902
• Seiko 7037-168
• Seiko 3834-883
• Seiko 6140-117
• Seiko 5224-811
• Seiko 4446-973