Seiko Cal. 4545 - 360

Released in 1973, the Cal. 4545 with design code 360 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-940ae1bc125b]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1973

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