Round|Lab Grown|IGI

0.31ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG459129292

Shape and cutting style on the report: Round brilliant

Certificate IGI LG459129292

Diamond specifications and retailer prices

From $207 USD
As of October 29, 2026
Save $618 USD (75%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,034 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.31ct lab-grown round diamond

This 0.31ct lab-grown round sits in the sub-half-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG459129292 or 459129292. Listed at 11 retailers as of October 29, 2026, with a 299% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.31
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459129292
Dimensions4.36 × 4.34 × 2.68 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
4.36 mm4.34 mm0.31 ctG / VVS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG459129292
Side View
Table 55.0%Crown 36°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 61.6%

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: Oct 29
Current: $1,034 USD|Low: $199 USD|High: $1,041 USD|Avg: $424 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 5$207 USD
Retailer 6$230 USD
Retailer 9$240 USD
Retailer 7$257 USD
Retailer 8$444 USD
Retailer 4$464 USD
Retailer 2$471 USD
Retailer 3$505 USD
MOH London$1,034 USD

43 data points across 9 retailers

11 retailers$207 USD to $825 USD

B+
Cheapest Retailer
-
$207 USD
B+
Retailer 2
-
$230 USD
View
B+
Retailer 3
-
$240 USD
View
B+
Retailer 4
-
$257 USD
View
B+
Retailer 5
-
$257 USD
View
B
Retailer 6
-
$444 USD
View
B
Retailer 7
-
$464 USD
ZAR 7,500 ZAR
View
B
Retailer 8
-
$471 USD
£371 GBP
View
B
Retailer 9
-
$505 USD
€481 EUR
View
B
Retailer 10
-
$825 USD
View
Most Expensive
MOH London
LG459129292 · Oct 29
$1,034 USD
£814 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $207 USDSave up to $618 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.

B+
0.31ct Round
$207 USD