Rolex
Sea-Dweller Steel Black
16600 Comex Service
Score 31
Liquidity /100
RSI 55
Avg vol 45/day
2026 - In Production
Specifications
Brand
Rolex
Model
Sea-Dweller Steel Black
Reference Number
16600 Comex Service
Case diameter
40mm
Case material
Stainless steel (Oystersteel)
Dial colour
Black
Bezel material
Aluminum insert bezel, matching case metal frame
Bezel colour
Black
Crystal
Sapphire
Water resistance
1220m
Movement type
Automatic
Caliber
3135
Power reserve
48 hours
Bracelet / strap
Oyster bracelet, matching case metal
Complications
Date
Priced every 24h · comps too thin for candles
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DialTrends Investment Score
31
Sell
0-100 composite
- Momentum (1Y): -14.9%
- Liquidity score: /100
- Scarcity score: /100
- Volatility (30d ann.): 20.2%
- RSI (14): 55
Market Metrics
- Retail price
- Discontinued
- Premium over retail
- -
- 30d change
- +5.1%
- Avg daily volume (30d)
- 45 sales
- Fair value (model)
- $8,918
Price Across Marketplaces
refreshed daily| Marketplace | Price | Listings | vs. avg |
|---|---|---|---|
| Chrono24 | $8,922 | 22 | -0.1% |
| eBay (sold)Best deal | $8,783 | 31 | -1.7% |
| WatchBox | $8,967 | 24 | +0.4% |
| Bob's Watches | $9,098 | 8 | +1.9% |
| Collector Square | $8,883 | 32 | -0.5% |
Market average
$8,931
Fair value
$8,918
Lowest listing
$8,783
Highest listing
$9,098
Arbitrage Scanner
Cross-marketplace spread is 3.6% ($315 gap). Buying at eBay (sold) ($8,783) and selling at market average implies a gross margin of $148 before fees.
About this reference
Sea-Dweller Steel Black Dial 40mm
Price Alerts
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