Seiko Cal. 3813 - 407

This Quartz model from 1970 features a 37mm Titanium case. It features a Cream dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-04b8d16418fb]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

24j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1970

Related Models

• Seiko 5614-560
• Seiko 3849-160
• Seiko 6122-254
• Seiko 3874-319
• Seiko 3821-756
• Seiko 6396-175
• Seiko 5683-852
• Seiko 6284-985
• Seiko 3869-981
• Seiko 6650-597
• Seiko 6393-636
• Seiko 3859-769