Seiko Cal. 5618 - 272

The Seiko 5618-272 represents an important milestone in Seiko's 1980 lineup. Powered by the 5618 caliber with 35j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-39098b7ec357]

Also known as: Helmet, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1980

Related Models

• Seiko 0731-690
• Seiko 6634-665
• Seiko 6178-937
• Seiko 7127-974
• Seiko 0791-526
• Seiko 4463-330
• Seiko 7071-815
• Seiko 6117-741
• Seiko 6225-386
• Seiko 6686-890
• Seiko 4413-900
• Seiko 0798-474