Seiko Cal. 6141 - 640

This Quartz model from 1970 features a 42mm Titanium case. It features a Green dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-66b25497cd48]

Also known as: Helmet, Bellmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1970

Related Models

• Seiko 5615-345
• Seiko 6369-534
• Seiko 7027-613
• Seiko 3823-482
• Seiko 6178-549
• Seiko 4436-833
• Seiko 4544-840
• Seiko 3818-331
• Seiko 3825-699
• Seiko 7168-790
• Seiko 7069-953
• Seiko 7055-956