Omega Beta

Seamaster · Seamaster Diver 300M

✓ Reliable data 104 listings · 90-day window
Filter by ref: All refs 210.30.42.20.01.001 210.32.42.20.04.001 210.90.42.20.01.001 210.30.42.20.04.001 210.32.42.20.01.001 210.30.42.20.03.001 210.32.42.20.03.001 210.30.42.20.10.001 210.30.42.20.03.003 210.22.42.20.01.002 210.30.42.20.06.001 210.22.42.20.03.002 212.30.41.20.03.001 522.21.42.20.04.001 210.30.42.20.01.002 210.30.42.20.01.010 210.30.42.20.01.018 210.92.44.20.01.001 212.30.44.52.03.001 2264.50.00

Market Price by Marketplace

MarketplaceMedianAvgListings

Price Trend

Price Distribution

Min: $260 IQR: $4,395 – $6,570 Max: $25,600

By Condition

New / Unworn $5,350 ⚠ 11 listings
Excellent $4,896 34 listings
Good $4,448 18 listings

Material Variants

Steel 52 listings
$4,773
Titanium 6 listings
$8,550
Rose Gold ⚠ 3 listings
$7,100
Two Tone ⚠ 3 listings
$6,797
Ceramic ⚠ 1 listing
$5,765
Silver ⚠ 1 listing
$1,849

Recent Listings

Actual listings used in our calculations

210.30.42.20.10.001 Reddit ·
Good s
↓2% $4,750
210.30.42.20.10.001 Watchfinder ·
42 MM
↑31% $6,375
212.30.41.20.03.001 Watchfinder ·
41 MM
↓15% $4,120
210.92.44.20.01.001 Watchfinder ·
44 MM
↑19% $5,765
210.30.42.20.03.001 Reddit ·
Good 42mm s
↓8% $4,449
View all 104 listings →

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How we calculate prices

Based on 104 listings across 3 marketplaces. Outliers filtered using the IQR method. Only fixed-price and completed auction data is used. Data refreshed every 10 minutes.

✓ Reliable = 15+ matched listings   ⚠ Limited = 5–14 listings   ✗ Insufficient = fewer than 5