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Round|Lab Grown|GIA

4.50ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 6515600951

Certificate GIA 6515600951

Diamond specifications and retailer prices

From $9,325 AUD
$6,550 USD
As of October 29, 2026
Save $28,771 AUD (76%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $58,183 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.5ct lab-grown round diamond

This 4.5ct 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 6515600951. Listed at 17 retailers as of October 29, 2026, with a 309% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.50
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 6515600951
Dimensions10.62 × 10.58 × 6.54 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
10.62 mm10.58 mm4.50 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6515600951
Side View
Table 56.0%Crown 34.5°Girdle: ThickPavilion 40.8°Culet: NoneDepth 61.7%

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: $58,183 AUD|Low: $7,789 AUD|High: $60,745 AUD|Avg: $21,746 AUD|-4.2%
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
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 17$9,325 AUD
Retailer 12$9,698 AUD
Retailer 14$10,090 AUD
Retailer 16$11,980 AUD
Retailer 6$12,293 AUD
Retailer 13$12,643 AUD
Retailer 5$12,713 AUD
Retailer 8$13,087 AUD
Retailer 11$14,172 AUD
Retailer 9$17,976 AUD
Retailer 2$20,574 AUD
Retailer 15$22,153 AUD
Retailer 18$24,606 AUD
Retailer 3$27,354 AUD
Retailer 4$27,495 AUD
Retailer 7$38,096 AUD
Retailer 10$42,196 AUD
Do Amore Diamonds$58,183 AUD

34 data points across 18 retailers

17 retailers$9,325 AUD to $38,096 AUD

A
Cheapest Retailer
-
$9,325 AUD
$6,550 USD
A
Retailer 2
-
$9,698 AUD
$6,812 USD
View
B+
Retailer 3
-
$10,090 AUD
$7,088 USD
View
B+
Retailer 4
-
$11,980 AUD
$8,415 USD
View
Final sale: no returns
B+
Retailer 5
-
$12,293 AUD
$8,635 USD
View
B+
Retailer 6
-
$12,643 AUD
$8,881 USD
View
Retailer 7
-
$12,713 AUD
$8,930 USD
View
Price last confirmed 10 days ago
B+
Retailer 8
-
$13,087 AUD
$9,193 USD
View
B+
Retailer 9
-
$14,172 AUD
$9,955 USD
View
B+
Retailer 10
-
$17,976 AUD
$12,627 USD
View
B+
Retailer 11
-
$20,574 AUD
€13,764 EUR
View
B+
Retailer 12
-
$22,153 AUD
$15,561 USD
View
B+
Retailer 13
-
$24,606 AUD
£13,610 GBP
View
B
Retailer 14
-
$27,354 AUD
$19,215 USD
View
Retailer 15
-
$27,495 AUD
View
Price last confirmed 8 days ago
B
Retailer 16
-
$38,096 AUD
$26,760 USD
View
Most Expensive
Do Amore Diamonds
27-1AA80D7D0 · Oct 31
$58,183 AUD
$40,870 USD
View
Price under review
16 more retailers have this diamond
Prices start from $9,325 AUDSave up to $28,771 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
4.50ct Round
$9,325 AUD