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Heart|Lab Grown|IGI

12.03ct F VS2 Heart Lab Grown Diamond

EX • F/VS2 • IGI LG679516450

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG679516450

Diamond specifications and retailer prices

From $9,533 NZD
£4,223 GBP
As of November 2, 2026
Save $32,163 NZD (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $41,696 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.03ct lab-grown heart diamond

This 12.03ct lab-grown heart sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG679516450 or 679516450. Listed at 17 retailers as of October 31, 2026, with prices from $9,533 to $41,696, a $32,163 spread on the same certified stone. Taylor and Hart lists it at $41,696. 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

12.03
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG679516450
Dimensions13.90 × 15.66 × 9.58 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.90 mm15.66 mm12.03 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG679516450
Side View
Table 58.0%Crown 35.7°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 61.2%

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: $15,107 NZD|Low: $9,530 NZD|High: $33,020 NZD|Avg: $15,691 NZD|-0.5%
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
Retailer 16
Retailer 17
November 3, 2026
Retailer 11$9,533 NZD
Retailer 15$10,234 NZD
Retailer 6$10,724 NZD
Retailer 5$11,460 NZD
Retailer 8$11,520 NZD
Retailer 7$11,871 NZD
Retailer 16$11,871 NZD
Retailer 3$11,872 NZD
Retailer 10$13,568 NZD
Retailer 4$14,090 NZD
Retailer 1$15,107 NZD
Retailer 13$18,029 NZD
Retailer 17$18,326 NZD
Retailer 9$18,851 NZD
Retailer 12$19,735 NZD
Retailer 14$22,437 NZD
Retailer 2$33,020 NZD

39 data points across 17 retailers

17 retailers$9,533 NZD to $41,696 NZD

A
Cheapest Retailer
-
$9,533 NZD
£4,223 GBP
Retailer 2
-
$10,234 NZD
$5,758 USD
View
Price last confirmed 12 days ago
Retailer 3
-
$10,724 NZD
$6,034 USD
View
Price last confirmed 13 days ago
B+
Retailer 4
-
$11,460 NZD
$6,448 USD
View
Final sale: no returns
B+
Retailer 5
-
$11,520 NZD
$6,482 USD
View
Retailer 6
-
$11,871 NZD
$6,679 USD
View
Price last confirmed 12 days ago
Retailer 7
-
$11,871 NZD
$6,679 USD
View
Price last confirmed 21 days ago
B+
Retailer 8
-
$11,872 NZD
$6,680 USD
View
B+
Retailer 9
-
$13,568 NZD
$7,634 USD
View
Retailer 10
-
$14,090 NZD
$7,928 USD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$15,107 NZD
£6,693 GBP
View
B
Retailer 12
-
$18,029 NZD
$10,144 USD
View
B
Retailer 13
-
$18,326 NZD
$10,311 USD
View
B
Retailer 14
-
$19,735 NZD
A$17,083 AUD
View
B
Retailer 15
-
$22,437 NZD
$12,624 USD
View
B
Retailer 16
-
$33,020 NZD
$18,579 USD
View
Most Expensive
B
Taylor and Hart
2RMUQU0 · Oct 31
$41,696 NZD
$23,461 USD
View
16 more retailers have this diamond
Prices start from $9,533 NZDSave up to $32,163 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
12.03ct Heart
$9,533 NZD