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Heart|Lab Grown|IGI

15.07ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG689542395

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG689542395

Diamond specifications and retailer prices

From $12,000 NZD
$6,749 USD
As of November 2, 2026
Save $31,526 NZD (72%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $43,525 NZD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 15.07ct lab-grown heart diamond

This 15.07ct lab-grown heart 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 LG689542395 or 689542395. Listed at 11 retailers as of November 2, 2026, with prices from $12,000 to $43,525, a $31,526 spread on the same certified stone. Brilliant Earth lists it at $43,525. 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

15.07
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689542395
Dimensions16.89 × 15.03 × 10.18 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.89 mm15.03 mm15.07 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689542395
Side View
Table 59.0%Crown 37.5°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 60.3%

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: Nov 2
Current: $43,525 NZD|Low: $12,000 NZD|High: $53,238 NZD|Avg: $24,098 NZD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 10$12,000 NZD
Retailer 9$12,339 NZD
Retailer 6$13,876 NZD
Retailer 5$15,299 NZD
Retailer 4$15,739 NZD
Retailer 3$15,860 NZD
Retailer 2$19,151 NZD
Retailer 8$19,514 NZD
Retailer 7$23,573 NZD
Retailer 11$25,249 NZD
Retailer 12$43,063 NZD
Brilliant Earth$43,525 NZD

33 data points across 12 retailers

11 retailers$12,000 NZD to $43,525 NZD

A
Cheapest Retailer
-
$12,000 NZD
$6,749 USD
A
Retailer 2
-
$12,339 NZD
$6,940 USD
View
A
Retailer 3
-
$13,876 NZD
$7,804 USD
View
B+
Retailer 4
-
$15,299 NZD
£6,775 GBP
View
B+
Retailer 5
-
$15,739 NZD
$8,852 USD
View
Final sale: no returns
B+
Retailer 6
-
$19,151 NZD
ZAR 174,007 ZAR
View
B+
Retailer 7
-
$19,514 NZD
$10,975 USD
View
B
Retailer 8
-
$23,573 NZD
A$20,397 AUD
View
B
Retailer 9
-
$25,249 NZD
$14,201 USD
View
B
Retailer 10
-
$43,063 NZD
$24,220 USD
View
Most Expensive
B
Brilliant Earth
15380288A · Nov 3
$43,525 NZD
$24,480 USD
View
10 more retailers have this diamond
Prices start from $12,000 NZDSave up to $31,526 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
15.07ct Heart
$12,000 NZD