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Round|Lab Grown|IGI

24.87ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG717591130

Shape and cutting style on the report: Round brilliant

Certificate IGI LG717591130

Diamond specifications and retailer prices

From $15,392 USD
£12,120 GBP
As of November 1, 2026
Save $34,988 USD (69%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $50,380 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 24.87ct lab-grown round diamond

This 24.87ct 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 LG717591130 or 717591130. Listed at 19 retailers as of October 31, 2026, with prices from $15,392 to $50,380, a $34,988 spread on the same certified stone. Brilliant Earth lists it at $50,380. 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

24.87
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717591130
Dimensions18.68 × 18.60 × 11.60 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.68 mm18.60 mm24.87 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717591130
Side View
Table 57.0%Crown 34.7°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.2%

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: Nov 1
Current: $50,380 USD|Low: $14,915 USD|High: $54,040 USD|Avg: $27,409 USD|-2.7%
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
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 14$14,915 USD
Retailer 2$15,392 USD
Retailer 16$17,843 USD
Retailer 6$18,253 USD
Retailer 8$18,271 USD
Retailer 4$19,398 USD
Retailer 5$19,455 USD
Retailer 15$20,392 USD
Retailer 18$20,466 USD
Retailer 3$20,698 USD
Retailer 9$20,698 USD
Retailer 11$22,744 USD
Retailer 10$27,883 USD
Retailer 12$34,899 USD
Retailer 13$38,864 USD
Retailer 17$41,546 USD
Retailer 7$50,165 USD
Brilliant Earth$50,380 USD

39 data points across 18 retailers

19 retailers$15,392 USD to $50,380 USD

Retailer 1
-
$14,915 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
$15,392 USD
£12,120 GBP
View
B+
Retailer 3
-
$17,843 USD
View
B+
Retailer 4
-
$18,253 USD
View
B+
Retailer 5
-
$18,271 USD
View
B+
Retailer 6
-
$19,398 USD
View
B+
Retailer 7
-
$19,455 USD
View
Retailer 8
-
$20,086 USD
View
Price last confirmed 97 days ago
B+
Retailer 9
-
$20,392 USD
View
B
Retailer 10
-
$20,466 USD
View
B
Retailer 11
-
$20,698 USD
View
Retailer 12
-
$20,698 USD
View
Price last confirmed 19 days ago
B
Retailer 13
-
$22,744 USD
£17,909 GBP
View
B
Retailer 14
-
$27,883 USD
View
Final sale: no returns
B
Retailer 15
-
$34,899 USD
€33,237 EUR
View
Retailer 16
-
$38,864 USD
A$59,791 AUD
View
Price last confirmed 9 days ago
B
Retailer 17
-
$41,546 USD
View
B
Retailer 18
-
$50,165 USD
View
Most Expensive
B
Brilliant Earth
14918664A · Oct 31
$50,380 USD
View
18 more retailers have this diamond
Prices start from $15,392 USDSave up to $34,988 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+
24.87ct Round
$15,392 USD