Seiko Cal. 6218 - 735

The Seiko 6218-735 represents an important milestone in Seiko's 1977 lineup. It features a Navy dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-4c156c9e2e93]

Also known as: Helmet, World Timer

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1977

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