Seiko Cal. 3840 - 610

This Quartz model from 1974 features a 42mm Stainless Steel case. It features a White dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-3542c31aab94]

Also known as: Monster, Helmet

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1974

Related Models

• Seiko 4443-806
• Seiko 6330-490
• Seiko 7186-336
• Seiko 5646-534
• Seiko 0748-580
• Seiko 7065-838
• Seiko 6318-350
• Seiko 6677-813
• Seiko 6339-519
• Seiko 0740-505
• Seiko 0752-137
• Seiko 7171-528