Seiko Cal. 6228 - 641

The Seiko 6228-641 represents an important milestone in Seiko's 1965 lineup. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-3ee90f42a757]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1965

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