Seiko Cal. 0715 - 554

The Seiko 0715-554 represents an important milestone in Seiko's 1965 lineup. It features a Cream dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-a0740e46776e]

Also known as: Sumo, Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1965

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