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Oval|Lab Grown|IGI

15.00ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG812606452

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG812606452

Diamond specifications and retailer prices

From $8,864 NZD
$4,996 USD
As of October 29, 2026
Save $28,051 NZD (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $58,570 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 15ct lab-grown oval diamond

This 15ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG812606452 or 812606452. Listed at 21 retailers as of October 29, 2026, with a 316% 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

15.00
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812606452
Dimensions21.15 × 13.52 × 7.92 mm
L/W Ratio1.56
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
21.15 mm13.52 mm15.00 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812606452
Side View
Table 65.0%Crown 40°Girdle: MED-THKPavilion 37.2°Culet: NoneDepth 58.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $58,570 NZD|Low: $8,510 NZD|High: $62,526 NZD|Avg: $18,924 NZD|-6.3%
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 18$8,864 NZD
Retailer 8$9,925 NZD
Retailer 10$10,284 NZD
Retailer 15$10,291 NZD
Retailer 7$10,506 NZD
Retailer 3$12,207 NZD
Retailer 17$12,894 NZD
Retailer 12$13,152 NZD
Retailer 4$14,548 NZD
Retailer 16$15,060 NZD
Retailer 14$15,917 NZD
Retailer 13$16,806 NZD
Retailer 6$19,340 NZD
Retailer 2$19,530 NZD
Retailer 11$25,157 NZD
Retailer 5$28,233 NZD
Retailer 9$36,915 NZD
Brilliant Earth$58,570 NZD

35 data points across 18 retailers

21 retailers$8,864 NZD to $36,915 NZD

A
Cheapest Retailer
-
$8,864 NZD
$4,996 USD
A
Retailer 2
-
$9,925 NZD
$5,594 USD
View
Final sale: no returns
Retailer 3
-
$10,284 NZD
$5,796 USD
View
Price last confirmed 19 days ago
A
Retailer 4
-
$10,284 NZD
$5,796 USD
View
A
Retailer 5
-
$10,291 NZD
$5,800 USD
View
A
Retailer 6
-
$10,506 NZD
$5,921 USD
View
B+
Retailer 7
-
$12,207 NZD
$6,880 USD
View
B+
Retailer 8
-
$12,894 NZD
$7,267 USD
View
B+
Retailer 9
-
$13,152 NZD
£5,836 GBP
View
B+
Retailer 10
-
$14,548 NZD
£6,456 GBP
View
B+
Retailer 11
-
$15,060 NZD
$8,488 USD
View
Retailer 12
-
$15,552 NZD
$8,765 USD
View
Price last confirmed 34 days ago
B+
Retailer 13
-
$15,917 NZD
ZAR 144,923 ZAR
View
B+
Retailer 14
-
$16,806 NZD
€9,021 EUR
View
B+
Retailer 15
-
$18,330 NZD
$10,331 USD
View
B+
Retailer 16
-
$19,340 NZD
$10,900 USD
View
Retailer 17
-
$19,530 NZD
A$16,934 AUD
View
B
Retailer 18
-
$25,157 NZD
A$21,813 AUD
View
B
Retailer 19
-
$28,233 NZD
$15,912 USD
View
B
Retailer 20
-
$36,915 NZD
$20,806 USD
View
Most Expensive
Brilliant Earth
20715787A · Oct 31
$58,570 NZD
$33,010 USD
View
Price under review
20 more retailers have this diamond
Prices start from $8,864 NZDSave up to $28,051 NZD

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.

A
15.00ct Oval
$8,864 NZD