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Round|Lab Grown|IGI

25.03ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG803643886

Shape and cutting style on the report: Round brilliant

Certificate IGI LG803643886

Diamond specifications and retailer prices

From $23,144 USD
£18,224 GBP
As of November 1, 2026
Save $35,299 USD (60%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $68,829 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 25.03ct lab-grown round diamond

This 25.03ct 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 LG803643886 or 803643886. Listed at 16 retailers as of October 29, 2026, with a 153% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

25.03
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803643886
Dimensions18.71 × 18.63 × 11.54 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
18.71 mm18.63 mm25.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803643886
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.8%

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: $26,829 USD|Low: $23,136 USD|High: $68,829 USD|Avg: $40,695 USD
Retailer 1
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
Taylor and Hart
November 1, 2026
Retailer 9$23,144 USD
Retailer 12$24,306 USD
Retailer 4$26,201 USD
Retailer 1$26,829 USD
Retailer 15$26,867 USD
Retailer 13$27,044 USD
Retailer 5$30,048 USD
Retailer 2$30,662 USD
Retailer 11$31,122 USD
Retailer 10$31,753 USD
Retailer 7$33,180 USD
Retailer 3$45,108 USD
Retailer 6$55,050 USD
Retailer 8$58,111 USD
Retailer 14$58,443 USD
Taylor and Hart$68,829 USD

39 data points across 16 retailers

16 retailers$23,144 USD to $58,443 USD

B+
Cheapest Retailer
-
$23,144 USD
£18,224 GBP
B+
Retailer 2
-
$24,306 USD
View
B
Retailer 3
-
$26,201 USD
View
B
Retailer 4
-
$26,829 USD
View
B
Retailer 5
-
$26,867 USD
View
B
Retailer 6
-
$27,044 USD
View
B
Retailer 7
-
$30,048 USD
View
Final sale: no returns
B
Retailer 8
-
$30,662 USD
View
B
Retailer 9
-
$31,122 USD
View
B
Retailer 10
-
$31,753 USD
£25,002 GBP
View
Retailer 11
-
$33,180 USD
View
Price last confirmed 20 days ago
B
Retailer 12
-
$45,108 USD
View
B
Retailer 13
-
$55,050 USD
View
B
Retailer 14
-
$58,111 USD
A$89,401 AUD
View
B
Retailer 15
-
$58,443 USD
€55,660 EUR
View
Most Expensive
Taylor and Hart
M730BY7 · Oct 31
$68,829 USD
View
Price under review
15 more retailers have this diamond
Prices start from $23,144 USDSave up to $35,299 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+
25.03ct Round
$23,144 USD