Seiko Cal. 4454 - 537

The Seiko 4454-537 represents an important milestone in Seiko's 1967 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-f4058f0cbb39]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1967

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