Seiko Cal. 6623 - 758

The Seiko 6623-758 represents an important milestone in Seiko's 1975 lineup. It features a Silver dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-d5a7291ceb56]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1975

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