Seiko Cal. 3891 - 485

This Hand-Winding model from 1969 features a 41mm Titanium case. It features a Navy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-ab6a5c6b302e]

Also known as: Monster, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1969

Related Models

• Seiko 0736-369
• Seiko 5280-298
• Seiko 4563-447
• Seiko 5281-878
• Seiko 6614-482
• Seiko 4526-950
• Seiko 4475-891
• Seiko 5240-362
• Seiko 5656-359
• Seiko 4496-920
• Seiko 5291-802
• Seiko 4552-143