Seiko Cal. 5240 - 991

The Seiko 5240-991 represents an important milestone in Seiko's 1992 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-316f591902bf]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1992

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