Seiko Cal. 4497 - 687

The Seiko 4497-687 represents an important milestone in Seiko's 1991 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-ed605ea82b60]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1991

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