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Oval|Lab Grown|IGI

3.15ct I VS1 Oval Lab Grown Diamond

ID • I/VS1 • IGI LG843642139

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843642139

Diamond specifications and retailer prices

From $1,335 USD
As of October 29, 2026
Save $4,108 USD (75%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,443 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.15ct lab-grown oval diamond

This 3.15ct lab-grown oval sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843642139 or 843642139. Listed at 14 retailers as of October 29, 2026, with prices from $1,335 to $5,443, a $4,108 spread on the same certified stone. Taylor and Hart lists it at $5,443. 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

3.15
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.2°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843642139
Dimensions12.33 × 7.32 × 5.02 mm
L/W Ratio1.68
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.33 mm7.32 mm3.15 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843642139
Side View
Table 53.0%Crown 40.2°Girdle: THK-VTKPavilion 41.7°Culet: LargeDepth 68.6%

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: $2,887 USD|Low: $1,335 USD|High: $5,938 USD|Avg: $2,748 USD|-5.7%
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
Taylor and Hart
October 31, 2026
Retailer 8$1,335 USD
Retailer 7$1,488 USD
Retailer 13$1,549 USD
Retailer 4$1,582 USD
Retailer 10$1,720 USD
Retailer 6$1,854 USD
Retailer 5$1,885 USD
Retailer 2$2,020 USD
Retailer 1$2,887 USD
Retailer 3$3,162 USD
Retailer 9$3,597 USD
Retailer 11$3,734 USD
Retailer 12$5,004 USD
Taylor and Hart$5,443 USD

11 data points across 14 retailers

14 retailers$1,335 USD to $5,443 USD

B+
Cheapest Retailer
-
$1,335 USD
B+
Retailer 2
-
$1,488 USD
View
B+
Retailer 3
-
$1,549 USD
View
B
Retailer 4
-
$1,582 USD
View
B+
Retailer 5
-
$1,720 USD
View
B+
Retailer 6
-
$1,854 USD
View
B
Retailer 7
-
$1,885 USD
View
B
Retailer 8
-
$2,020 USD
View
B
Retailer 9
-
$2,887 USD
View
B
Retailer 10
-
$3,162 USD
View
B
Retailer 11
-
$3,597 USD
ZAR 58,111 ZAR
View
B
Retailer 12
-
$3,734 USD
£2,940 GBP
View
B
Retailer 13
-
$5,004 USD
£3,940 GBP
View
Most Expensive
B
Taylor and Hart
39NCNI6 · Oct 30
$5,443 USD
View
13 more retailers have this diamond
Prices start from $1,335 USDSave up to $4,108 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+
3.15ct Oval
$1,335 USD