Seiko Cal. 5615 - 885

This Spring Drive model from 1969 features a 46mm Two-Tone case. It features a Navy dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-b06bf958358f]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1969

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