Seiko Cal. 7148 - 527

The 7148-527 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-c51e0fc5a1a8]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1996

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