Seiko Cal. 5616 - 145

The Seiko 5616-145 represents an important milestone in Seiko's 1970 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-ddcf0614424b]

Also known as: Monster, Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1970

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