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Round|Lab Grown|IGI

28.32ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG787661724

Shape and cutting style on the report: Round brilliant

Certificate IGI LG787661724

Diamond specifications and retailer prices

From $18,423 USD
£14,507 GBP
As of October 30, 2026
Save $39,187 USD (68%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $57,610 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 28.32ct lab-grown round diamond

This 28.32ct 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 LG787661724 or 787661724. Listed at 15 retailers as of October 29, 2026, with prices from $18,423 to $57,610, a $39,187 spread on the same certified stone. Brilliant Earth lists it at $57,610. 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

28.32
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787661724
Dimensions19.60 × 19.54 × 12.05 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.60 mm19.54 mm28.32 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787661724
Side View
Table 58.0%Crown 34.9°Girdle: MediumPavilion 41°Culet: NoneDepth 61.5%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $57,610 USD|Low: $18,362 USD|High: $87,342 USD|Avg: $36,571 USD|-10.5%
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
October 31, 2026
Retailer 8$18,423 USD
Retailer 3$19,290 USD
Retailer 11$21,293 USD
Retailer 4$21,398 USD
Retailer 5$21,463 USD
Retailer 10$24,334 USD
Retailer 13$24,409 USD
Retailer 6$24,699 USD
Retailer 14$24,699 USD
Retailer 7$25,595 USD
Retailer 2$41,727 USD
Retailer 9$46,291 USD
Retailer 12$53,218 USD
Brilliant Earth$57,610 USD

44 data points across 14 retailers

15 retailers$18,423 USD to $57,610 USD

B+
Cheapest Retailer
-
$18,423 USD
£14,507 GBP
B+
Retailer 2
-
$19,290 USD
View
B+
Retailer 3
-
$21,293 USD
View
B+
Retailer 4
-
$21,398 USD
View
B+
Retailer 5
-
$21,463 USD
View
B
Retailer 6
-
$24,334 USD
View
B
Retailer 7
-
$24,409 USD
View
Retailer 8
-
$24,699 USD
View
Price last confirmed 19 days ago
B
Retailer 9
-
$24,699 USD
View
B
Retailer 10
-
$25,595 USD
£20,153 GBP
View
Retailer 11
-
$35,433 USD
View
Price last confirmed 73 days ago
B
Retailer 12
-
$41,727 USD
€39,740 EUR
View
Retailer 13
-
$46,291 USD
A$71,217 AUD
View
Price last confirmed 9 days ago
B
Retailer 14
-
$53,218 USD
View
Most Expensive
B
Brilliant Earth
18556753A · Oct 29
$57,610 USD
View
14 more retailers have this diamond
Prices start from $18,423 USDSave up to $39,187 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+
28.32ct Round
$18,423 USD