Seiko Cal. 3820 - 575

The Seiko 3820-575 represents an important milestone in Seiko's 1971 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-b6c906321814]

Also known as: Bullhead, Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1971

Related Models

• Seiko 5295-294
• Seiko 7049-968
• Seiko 0771-290
• Seiko 5267-498
• Seiko 7161-909
• Seiko 5297-295
• Seiko 6659-316
• Seiko 5227-657
• Seiko 7187-545
• Seiko 4594-682
• Seiko 3824-990
• Seiko 5623-290