CaratHunter
Plans
Round|Lab Grown|IGI

2.51ct H VVS1 Round Lab Grown Diamond

EX • H/VVS1 • IGI LG817665494

Shape and cutting style on the report: Round brilliant

Certificate IGI LG817665494

Diamond specifications and retailer prices

From €447 EUR
HK$3,900 HKD
As of October 31, 2026
Save €1,737 EUR (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,184 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817665494 or 817665494. Listed at 18 retailers as of October 29, 2026, with prices from €447 to €2,184, a €1,737 spread on the same certified stone. Brilliant Earth lists it at €2,184. 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

2.51
Carat
H
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817665494
Dimensions8.86 × 8.79 × 5.25 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
8.86 mm8.79 mm2.51 ctH / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817665494
Side View
Table 61.0%Crown 33.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 59.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €2,184 EUR|Low: €384 EUR|High: €2,256 EUR|Avg: €983 EUR|-3.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 15€384 EUR
Retailer 12€447 EUR
Retailer 14€519 EUR
Retailer 13€539 EUR
Retailer 2€630 EUR
Retailer 4€649 EUR
Retailer 7€755 EUR
Retailer 11€854 EUR
Retailer 10€927 EUR
Retailer 8€942 EUR
Retailer 6€1,273 EUR
Retailer 3€1,302 EUR
Retailer 9€1,510 EUR
Retailer 5€1,712 EUR
Brilliant Earth€2,184 EUR

36 data points across 15 retailers

18 retailers€447 EUR to €2,184 EUR

Retailer 1
-
€297 EUR
$332 USD
Price last confirmed 30 days ago
Retailer 2
-
€360 EUR
$402 USD
View
Price last confirmed 29 days ago
Retailer 3
-
€384 EUR
$429 USD
View
Price last confirmed 29 days ago
A
Retailer 4
-
€447 EUR
HK$3,900 HKD
View
A
Retailer 5
-
€519 EUR
$580 USD
View
B+
Retailer 6
-
€539 EUR
$602 USD
View
A
Retailer 7
-
€630 EUR
View
A
Retailer 8
-
€649 EUR
$725 USD
View
B+
Retailer 9
-
€755 EUR
$844 USD
View
B+
Retailer 10
-
€854 EUR
A$1,468 AUD
View
B+
Retailer 11
-
€927 EUR
ZAR 16,730 ZAR
View
B+
Retailer 12
-
€942 EUR
$1,052 USD
View
Retailer 13
-
€1,235 EUR
$1,380 USD
View
Price last confirmed 31 days ago
B
Retailer 14
-
€1,273 EUR
$1,423 USD
View
B
Retailer 15
-
€1,302 EUR
SGD 1,965 SGD
View
B
Retailer 16
-
€1,510 EUR
£1,328 GBP
View
B
Retailer 17
-
€1,747 EUR
$1,952 USD
View
Most Expensive
B
Brilliant Earth
20848525A · Oct 29
€2,184 EUR
$2,440 USD
View
17 more retailers have this diamond
Prices start from €447 EURSave up to €1,737 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.

A
2.51ct Round
€447 EUR