Seiko Cal. 3854 - 682

This Automatic model from 1983 features a 46mm Titanium case. Powered by the 3854 caliber with 18j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-e7a5de9b3fe2]

Also known as: Helmet, World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1983

Related Models

• Seiko 6371-450
• Seiko 7067-600
• Seiko 5611-306
• Seiko 5643-510
• Seiko 7155-290
• Seiko 0795-415
• Seiko 0786-803
• Seiko 4475-339
• Seiko 5611-214
• Seiko 5689-172
• Seiko 6625-970
• Seiko 5618-890