Seiko Cal. 4548 - 994

The 4548-994 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-d04c249ef29d]

Also known as: Helmet, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

20j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1969

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