Seiko Cal. 7040 - 258

This Spring Drive model from 1975 features a 45mm Hardlex-Coated Steel case. It features a White dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-161aeb209795]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1975

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