Seiko Cal. 7027 - 603

Seiko 7027-603

The Seiko 7027-603 represents an important milestone in Seiko's 1978 lineup. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-1c4e46cbc894]

Also known as: Sumo, World Timer

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
10.0mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Black
Jewels
20j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1978

Related Models

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