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Heart|Lab Grown|IGI

3.60ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG831604065

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831604065

Diamond specifications and retailer prices

From $7,960 NZD
$4,486 USD
As of October 29, 2026
Save $21,293 NZD (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $29,253 NZD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.6ct lab-grown heart diamond

This 3.6ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831604065 or 831604065. Listed at 16 retailers as of October 29, 2026, with prices from $7,960 to $29,253, a $21,293 spread on the same certified stone. Taylor and Hart lists it at $29,253. 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

3.60
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604065
Dimensions10.68 × 9.55 × 6.24 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.68 mm9.55 mm3.60 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604065
Side View
Table 59.0%Crown 34°Girdle: MediumPavilion 40.9°Culet: NoneDepth 58.4%

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: $10,011 NZD|Low: $7,960 NZD|High: $30,855 NZD|Avg: $16,324 NZD|-10.0%
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
October 31, 2026
Retailer 7$7,960 NZD
Retailer 3$8,339 NZD
Retailer 4$8,467 NZD
Retailer 11$9,084 NZD
Retailer 2$9,658 NZD
Retailer 6$9,860 NZD
Retailer 1$10,011 NZD
Retailer 15$12,163 NZD
Retailer 14$17,682 NZD
Retailer 13$19,139 NZD
Retailer 10$19,434 NZD
Retailer 12$21,434 NZD
Retailer 5$24,013 NZD
Retailer 9$26,264 NZD
Retailer 8$28,763 NZD
Taylor and Hart$29,253 NZD

15 data points across 16 retailers

16 retailers$7,960 NZD to $29,253 NZD

B+
Cheapest Retailer
-
$7,960 NZD
$4,486 USD
Final sale: no returns
B+
Retailer 2
-
$8,339 NZD
$4,700 USD
View
B+
Retailer 3
-
$8,467 NZD
$4,772 USD
View
B+
Retailer 4
-
$9,084 NZD
HK$40,000 HKD
View
B+
Retailer 5
-
$9,658 NZD
$5,443 USD
View
Retailer 6
-
$9,860 NZD
£4,376 GBP
View
Price last confirmed 14 days ago
B+
Retailer 7
-
$10,011 NZD
£4,443 GBP
View
B+
Retailer 8
-
$12,163 NZD
$6,855 USD
View
B
Retailer 9
-
$17,682 NZD
£7,847 GBP
View
B
Retailer 10
-
$19,139 NZD
ZAR 174,266 ZAR
View
B
Retailer 11
-
$19,434 NZD
$10,953 USD
View
B
Retailer 12
-
$21,434 NZD
$12,080 USD
View
B
Retailer 13
-
$24,013 NZD
$13,534 USD
View
B
Retailer 14
-
$26,264 NZD
SGD 20,003 SGD
View
B
Retailer 15
-
$28,763 NZD
$16,211 USD
View
Most Expensive
B
Taylor and Hart
C6VLL2G · Oct 30
$29,253 NZD
$16,487 USD
View
15 more retailers have this diamond
Prices start from $7,960 NZDSave up to $21,293 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.

B+
3.60ct Heart
$7,960 NZD