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Heart|Lab Grown|GCAL

4.05ct D FL Heart Lab Grown Diamond

EX • D/FL • GCAL 362586307

Shape and cutting style on the report: Heart brilliant

Certificate GCAL 362586307

Diamond specifications and retailer prices

From $40,452 AUD
$28,415 USD
As of October 31, 2026
Save $6,186 AUD (13%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $46,637 AUD at Friendly Diamonds · As of October 31, 2026
View at Friendly Diamonds

About this 4.05ct lab-grown heart diamond

This 4.05ct 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 GCAL 362586307. Listed at 9 retailers as of October 31, 2026, with prices from $40,452 to $46,637, a $6,186 spread on the same certified stone. Friendly Diamonds lists it at $46,637. 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

4.05
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 362586307
Dimensions10.76 × 10.15 × 6.43 mm
L/W Ratio1.06
Culet sizeNone
Top View
10.76 mm10.15 mm4.05 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 362586307
Side View
Table 59.0%Crown 36°Girdle: THK-THKPavilion 40°Culet: NoneDepth 59.8%

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 31
Current: $46,637 AUD|Low: $40,452 AUD|High: $202,963 AUD|Avg: $78,029 AUD|-16.4%
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 8$40,452 AUD
Retailer 3$40,807 AUD
Retailer 6$40,807 AUD
Retailer 7$41,133 AUD
Retailer 4$45,448 AUD
Friendly Diamonds$46,637 AUD
Retailer 2$67,511 AUD
Retailer 9$164,896 AUD
Retailer 5$182,819 AUD

17 data points across 9 retailers

9 retailers$40,452 AUD to $46,637 AUD

B+
Cheapest Retailer
-
$40,452 AUD
$28,415 USD
B+
Retailer 2
-
$40,807 AUD
$28,665 USD
View
B+
Retailer 3
-
$40,807 AUD
$28,665 USD
View
B+
Retailer 4
-
$41,133 AUD
$28,894 USD
View
B
Retailer 5
-
$45,448 AUD
$31,925 USD
View
Most Expensive
B
Friendly Diamonds
6085855 · Oct 31
$46,637 AUD
$32,760 USD
View
5 more retailers have this diamond
Prices start from $40,452 AUDSave up to $6,186 AUD

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+
4.05ct Heart
$40,452 AUD