Seiko Cal. 5215 - 103

The 5215-103 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-89cfedd9d18f]

Also known as: Tuna, UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1970

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