Seiko Cal. 5240 - 837

This Hand-Winding model from 1987 features a 46mm Stainless Steel case. It features a Black dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-1e02eb95c101]

Also known as: Turtle, Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1987

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