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Round|Lab Grown|GIA

4.53ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 6511185554

Certificate GIA 6511185554

Diamond specifications and retailer prices

From $10,019 AUD
$7,038 USD
As of October 31, 2026
Save $33,504 AUD (77%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $43,523 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.53ct lab-grown round diamond

This 4.53ct 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 6511185554. Listed at 21 retailers as of October 30, 2026, with prices from $10,019 to $43,523, a $33,504 spread on the same certified stone. Taylor and Hart lists it at $43,523. 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

4.53
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginLab Grown
Grading LabGIA
CertificateGIA 6511185554
Dimensions10.60 × 10.57 × 6.54 mm
L/W Ratio1.00
Star length45%
Lower girdle75%
Top View
10.60 mm10.57 mm4.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6511185554
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41°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 31
Current: $21,383 AUD|Low: $10,019 AUD|High: $71,692 AUD|Avg: $27,473 AUD|-38.4%
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
Retailer 16
Retailer 17
Retailer 18
Taylor and Hart
October 31, 2026
Retailer 8$10,019 AUD
Retailer 3$10,536 AUD
Retailer 6$10,957 AUD
Retailer 18$12,143 AUD
Retailer 4$12,222 AUD
Retailer 14$12,689 AUD
Retailer 17$13,090 AUD
Retailer 7$13,389 AUD
Retailer 5$15,171 AUD
Retailer 16$15,517 AUD
Retailer 1$21,383 AUD
Retailer 13$25,176 AUD
Retailer 11$28,344 AUD
Retailer 15$28,344 AUD
Retailer 12$31,211 AUD
Retailer 2$38,338 AUD
Taylor and Hart$43,523 AUD
Retailer 9$65,742 AUD
Retailer 10$69,067 AUD

33 data points across 19 retailers

21 retailers$10,019 AUD to $43,523 AUD

A
Cheapest Retailer
-
$10,019 AUD
$7,038 USD
B+
Retailer 2
-
$10,536 AUD
$7,401 USD
View
B+
Retailer 3
-
$10,957 AUD
$7,697 USD
View
B+
Retailer 4
-
$11,420 AUD
$8,022 USD
View
B+
Retailer 5
-
$12,143 AUD
$8,530 USD
View
B+
Retailer 6
-
$12,222 AUD
$8,585 USD
View
Retailer 7
-
$12,222 AUD
$8,585 USD
View
Price last confirmed 14 days ago
Retailer 8
-
$13,090 AUD
$9,195 USD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$13,389 AUD
$9,405 USD
View
B+
Retailer 10
-
$15,171 AUD
$10,657 USD
View
B+
Retailer 11
-
$15,517 AUD
$10,900 USD
View
B+
Retailer 12
-
$21,383 AUD
€14,305 EUR
View
B+
Retailer 13
-
$25,176 AUD
£13,925 GBP
View
B
Retailer 14
-
$26,478 AUD
$18,599 USD
View
B+
Retailer 15
-
$28,344 AUD
$19,910 USD
View
B+
Retailer 16
-
$28,344 AUD
$19,910 USD
View
B
Retailer 17
-
$31,211 AUD
$21,924 USD
View
B
Retailer 18
-
$38,338 AUD
$26,930 USD
View
Most Expensive
B
Taylor and Hart
ABHUEMR · Oct 30
$43,523 AUD
$30,573 USD
View
18 more retailers have this diamond
Prices start from $10,019 AUDSave up to $33,504 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
4.53ct Round
$10,019 AUD