Seiko Cal. 6340 - 853

The Seiko 6340-853 represents an important milestone in Seiko's 1983 lineup. Powered by the 6340 caliber with 23j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-37dde03f6e68]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1983

Related Models

• Seiko 5646-505
• Seiko 3851-867
• Seiko 4584-930
• Seiko 6642-656
• Seiko 5685-630
• Seiko 6635-475
• Seiko 0719-681
• Seiko 3826-733
• Seiko 7016-383
• Seiko 4522-600
• Seiko 4540-960
• Seiko 0771-543