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Seiko SPB503

Seiko SPB503

SPB503 Turquoise Alpinist

What Should You Pay?

Estimated fair market values. Actual prices vary by condition, completeness, and seller.

New / Like New / Full Kit
$714 – $868
high confidence
Excellent / Pre-Owned
$625 – $812
high confidence
Used / Watch Only
$481 – $625
high confidence
Fair Market Value
$719
Blended estimate for excellent condition

Recent Comparable Listings

Community Marketplace

DateConditionAsking Pricevs MarketDeal
May 21New$740-7%great
May 18Pre-Owned$850+6%fair
May 17Excellent$800at medianfair
May 11New$750-6%good
Apr 7Like New$680-15%fair
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The Seiko Prospex SPB503 Alpinist, also known as the Turquoise Alpinist, features a 39.5mm stainless steel case and a distinctive turquoise dial. Powered by the automatic Caliber 6R55, this watch offers a 72-hour power reserve. It has a compass bezel and is water-resistant to 200 meters, blending heritage design with modern functionality.

Specifications
Case Diameter 39.5 mm
Case Height 12.7 mm
Case Material stainless steel
Case Shape round
Case Back exhibition
Water Resistance 200m
Crystal sapphire
Bezel Type compass
Dial Color turquoise
Dial Indexes applied
Bracelet/Strap oyster
Bracelet Material stainless steel
Clasp deployant
Complications date
Movement
Movement Caliber 6R55
Type automatic
Power Reserve 72 hours
Frequency 21,600 vph
Jewels 24
Functions hours, minutes, seconds, date

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