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Round|Lab Grown|GIA

4.18ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 7511404494

Certificate GIA 7511404494

Diamond specifications and retailer prices

From $6,734 AUD
$4,730 USD
As of October 29, 2026
Save $39,590 AUD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $46,324 AUD at Do Amore Diamonds · As of October 30, 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 GIA 7511404494. Listed at 15 retailers as of October 29, 2026, with prices from $6,734 to $46,324, a $39,590 spread on the same certified stone. Do Amore Diamonds lists it at $46,324. 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°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 7511404494
Dimensions10.33 × 10.37 × 6.37 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Minor Details of Polish
Top View
10.33 mm10.37 mm4.18 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7511404494
Side View
Table 56.0%Crown 34°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.6%

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 29
Current: $46,324 AUD|Low: $6,603 AUD|High: $47,320 AUD|Avg: $14,122 AUD|-2.1%
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
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 11$6,734 AUD
Retailer 3$7,057 AUD
Retailer 12$7,198 AUD
Retailer 7$7,260 AUD
Retailer 5$7,705 AUD
Retailer 14$7,858 AUD
Retailer 9$7,989 AUD
Retailer 13$9,977 AUD
Retailer 15$10,236 AUD
Retailer 10$12,078 AUD
Retailer 2$14,475 AUD
Retailer 6$15,192 AUD
Retailer 8$17,639 AUD
Retailer 4$22,831 AUD
Do Amore Diamonds$46,324 AUD

31 data points across 15 retailers

15 retailers$6,734 AUD to $46,324 AUD

A
Cheapest Retailer
-
$6,734 AUD
$4,730 USD
A
Retailer 2
-
$7,057 AUD
$4,957 USD
View
A
Retailer 3
-
$7,191 AUD
$5,051 USD
View
A
Retailer 4
-
$7,198 AUD
$5,056 USD
View
A
Retailer 5
-
$7,260 AUD
$5,100 USD
View
A
Retailer 6
-
$7,705 AUD
$5,412 USD
View
Final sale: no returns
A
Retailer 7
-
$7,858 AUD
$5,520 USD
View
B+
Retailer 8
-
$9,977 AUD
$7,008 USD
View
B+
Retailer 9
-
$10,236 AUD
$7,190 USD
View
B+
Retailer 10
-
$12,078 AUD
$8,484 USD
View
B+
Retailer 11
-
$14,475 AUD
€9,684 EUR
View
B+
Retailer 12
-
$17,639 AUD
£9,756 GBP
View
Retailer 13
-
$22,831 AUD
View
Price last confirmed 23 days ago
B
Retailer 14
-
$23,717 AUD
$16,660 USD
View
Most Expensive
B
Do Amore Diamonds
27-B31BBA571 · Oct 30
$46,324 AUD
$32,540 USD
View
14 more retailers have this diamond
Prices start from $6,734 AUDSave up to $39,590 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
$6,734 AUD