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Round|Lab Grown|GCAL

4.18ct D IF Round Lab Grown Diamond

EX • D/IF • GCAL 360726351

Shape and cutting style on the report: Round brilliant

Certificate GCAL 360726351

Diamond specifications and retailer prices

From $6,600 AUD
$4,636 USD
As of October 31, 2026
Save $41,888 AUD (86%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $48,488 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.18ct lab-grown round diamond

This 4.18ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 360726351. Listed at 9 retailers as of October 31, 2026, with prices from $6,600 to $48,488, a $41,888 spread on the same certified stone. Do Amore Diamonds lists it at $48,488. 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

4.18
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360726351
Dimensions10.28 × 10.31 × 6.38 mm
L/W Ratio1.00
Culet sizeNone
Top View
10.28 mm10.31 mm4.18 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360726351
Side View
Table 57.0%Crown 34.5°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 61.9%

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 31
Current: $48,488 AUD|Low: $6,600 AUD|High: $48,488 AUD|Avg: $21,451 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 2$6,600 AUD
Retailer 7$7,818 AUD
Retailer 3$11,666 AUD
Retailer 8$12,472 AUD
Retailer 4$13,909 AUD
Retailer 5$21,869 AUD
Retailer 6$23,715 AUD
Retailer 10$26,152 AUD
Retailer 11$26,152 AUD
Retailer 12$28,461 AUD
Retailer 9$30,048 AUD
Do Amore Diamonds$48,488 AUD

4 data points across 12 retailers

9 retailers$6,600 AUD to $48,488 AUD

A
Cheapest Retailer
-
$6,600 AUD
$4,636 USD
A
Retailer 2
-
$7,818 AUD
CA$7,627 CAD
View
Retailer 3
-
$12,472 AUD
$8,761 USD
View
Price last confirmed 13 days ago
B+
Retailer 4
-
$13,909 AUD
$9,770 USD
View
B
Retailer 5
-
$21,869 AUD
$15,362 USD
View
B
Retailer 6
-
$26,152 AUD
$18,370 USD
View
B
Retailer 7
-
$26,152 AUD
$18,370 USD
View
B
Retailer 8
-
$28,461 AUD
$19,992 USD
View
Most Expensive
B
Do Amore Diamonds
32-360726351 · Oct 31
$48,488 AUD
$34,060 USD
View
8 more retailers have this diamond
Prices start from $6,600 AUDSave up to $41,888 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.

A
4.18ct Round
$6,600 AUD