Round|Lab Grown|IGI

0.51ct G VVS1 Round Lab Grown Diamond

EX • G/VVS1 • IGI LG848694458

Shape and cutting style on the report: Round brilliant

Certificate IGI LG848694458

Diamond specifications and retailer prices

From $165 USD
As of October 30, 2026
Save $285 USD (63%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $450 USD at Taylor and Hart · As of October 29, 2026
View at Taylor and Hart

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG848694458 or 848694458. Listed at 7 retailers as of October 29, 2026, with prices from $165 to $450, a $285 spread on the same certified stone. Taylor and Hart lists it at $450. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848694458
Dimensions5.17 × 5.19 × 3.11 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.17 mm5.19 mm0.51 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848694458
Side View
Table 60.0%Crown 32.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.1%

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 30
Current: $234 USD|Low: $165 USD|High: $480 USD|Avg: $315 USD|-3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Taylor and Hart
October 30, 2026
Retailer 4$165 USD
Retailer 5$231 USD
Retailer 1$234 USD
Retailer 2$342 USD
Retailer 3$353 USD
Taylor and Hart$450 USD

8 data points across 6 retailers

7 retailers$165 USD to $450 USD

A
Cheapest Retailer
-
$165 USD
A
Retailer 2
-
$200 USD
View
B+
Retailer 3
-
$231 USD
€220 EUR
View
A
Retailer 4
-
$234 USD
£184 GBP
View
B+
Retailer 5
-
$342 USD
View
B+
Retailer 6
-
$353 USD
View
Most Expensive
B
Taylor and Hart
L3OJ8RR · Oct 29
$450 USD
View
6 more retailers have this diamond
Prices start from $165 USDSave up to $285 USD

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
0.51ct Round
$165 USD