Seiko Cal. 4550 - 697

The Seiko 4550-697 represents an important milestone in Seiko's 1983 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-1cd1dea1552b]

Also known as: Bellmatic, Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1983

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