Round|Lab Grown|IGI

31.07ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG730502869

Shape and cutting style on the report: Round brilliant

Certificate IGI LG730502869

Diamond specifications and retailer prices

From $24,542 USD
£19,324 GBP
As of October 30, 2026
Save $45,217 USD (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $69,759 USD at Yorxs · As of October 31, 2026
View at Yorxs

About this 31.07ct lab-grown round diamond

This 31.07ct 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 LG730502869 or 730502869. Listed at 8 retailers as of October 30, 2026, with prices from $24,542 to $69,759, a $45,217 spread on the same certified stone. Yorxs lists it at $69,759. 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

31.07
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG730502869
Dimensions20.00 × 20.07 × 12.51 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
20.00 mm20.07 mm31.07 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG730502869
Side View
Table 57.0%Crown 34.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

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 30
Current: $24,542 USD|Low: $24,460 USD|High: $102,281 USD|Avg: $50,615 USD|-32.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yorxs
October 31, 2026
Retailer 1$24,542 USD
Retailer 6$34,373 USD
Retailer 7$36,526 USD
Retailer 3$39,469 USD
Retailer 5$41,128 USD
Retailer 4$66,480 USD
Retailer 2$67,442 USD
Yorxs$69,759 USD

35 data points across 8 retailers

8 retailers$24,542 USD to $69,759 USD

B+
Cheapest Retailer
-
$24,542 USD
£19,324 GBP
B
Retailer 2
-
$34,373 USD
View
B
Retailer 3
-
$35,739 USD
View
B
Retailer 4
-
$39,469 USD
View
Retailer 5
-
$41,128 USD
View
Price last confirmed 19 days ago
B
Retailer 6
-
$66,480 USD
View
B
Retailer 7
-
$67,442 USD
View
Most Expensive
B
Yorxs
616839392 · Oct 31
$69,759 USD
€66,437 EUR
View
7 more retailers have this diamond
Prices start from $24,542 USDSave up to $45,217 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+
31.07ct Round
$24,542 USD