Seiko Cal. 5620 - 678

The 5620-678 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-a904fe531233]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1965

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