Seiko Cal. 4530 - 750

The Seiko 4530-750 represents an important milestone in Seiko's 1981 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-d55e0b351c3e]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1981

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