Tudor Beta

Black Bay · Black Bay GMT

⚠ Limited data 10 listings · 90-day window
Filter by ref: All refs 79830RB 79830 M79830RB-0001

Market Price by Marketplace

Chrono24 ⚠ 8 listings
$3,548 median
Etsy 1 listing — insufficient data
—
Reddit 1 listing — insufficient data
—
Watchfinder 1 listing — insufficient data
—
MarketplaceMedianAvgListings
Chrono24 $3,548 $3,507 8
Etsy — — 1
Reddit — — 1
Watchfinder — — 1

Price Trend

Price Distribution

Min: $125 IQR: $3,152 – $3,718 Max: $3,950

By Condition

Excellent $3,599 ⚠ 7 listings
Good $2,856 ⚠ 3 listings

Material Variants

Steel 9 listings
$3,595
Two Tone ⚠ 1 listing
$125

Recent Listings

Actual listings used in our calculations

M79830RB-0001 Watchfinder ·
41 MM
↑8% $3,895
Black Bay GMT Etsy ·
Good 42mm
↓94% $209
79830 Chrono24 ·
Excellent 41 mm s
$3,595
79830 Chrono24 ·
Excellent 41 mm s
↑2% $3,659
79830RB Chrono24 ·
Excellent 41 mm s
↓3% $3,500
View all 10 listings →

Track this exact model across all marketplaces

Get instant alerts when a Black Bay GMT drops below market price — we check 3 marketplaces every 10 minutes.

Create Alert — Free

Free plan: 1 alert, daily digest. Upgrade for real-time.

How we calculate prices

Based on 10 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