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Round|Lab Grown|IGI

20.01ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG815692042

Shape and cutting style on the report: Round brilliant

Certificate IGI LG815692042

Diamond specifications and retailer prices

From €11,369 EUR
$12,702 USD
As of November 1, 2026
Save €26,964 EUR (70%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €38,333 EUR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 20.01ct lab-grown round diamond

This 20.01ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815692042 or 815692042. Listed at 7 retailers as of October 30, 2026, with prices from €11,369 to €38,333, a €26,964 spread on the same certified stone. Taylor and Hart lists it at €38,333. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

20.01
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815692042
Dimensions17.11 × 16.93 × 10.83 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.11 mm16.93 mm20.01 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG815692042
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €16,826 EUR|Low: €11,369 EUR|High: €38,333 EUR|Avg: €20,479 EUR|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 31, 2026
Retailer 3€11,369 EUR
Retailer 4€12,068 EUR
Retailer 2€14,084 EUR
Retailer 5€15,387 EUR
Retailer 1€16,826 EUR
Retailer 6€24,947 EUR
Taylor and Hart€38,333 EUR

33 data points across 7 retailers

7 retailers€11,369 EUR to €38,333 EUR

B+
Cheapest Retailer
-
€11,369 EUR
$12,702 USD
Retailer 2
-
€12,068 EUR
£10,617 GBP
View
Price last confirmed 16 days ago
B
Retailer 3
-
€14,084 EUR
$15,735 USD
View
B
Retailer 4
-
€15,387 EUR
$17,191 USD
View
B
Retailer 5
-
€16,826 EUR
£14,801 GBP
View
B
Retailer 6
-
€24,947 EUR
$27,871 USD
View
Most Expensive
B
Taylor and Hart
SZX7RNX · Oct 30
€38,333 EUR
$42,826 USD
View
6 more retailers have this diamond
Prices start from €11,369 EURSave up to €26,964 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
20.01ct Round
€11,369 EUR