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Round|Lab Grown|GIA

5.03ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 6521353351

Certificate GIA 6521353351

Diamond specifications and retailer prices

From $20,664 AUD
$14,533 USD
As of October 29, 2026
Save $36,164 AUD (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $57,299 AUD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 5.03ct lab-grown round diamond

This 5.03ct lab-grown round sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6521353351. Listed at 17 retailers as of October 22, 2026, with a 175% 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

5.03
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 6521353351
Dimensions11.00 × 10.92 × 6.79 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
11.00 mm10.92 mm5.03 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6521353351
Side View
Table 56.0%Crown 34.5°Girdle: ThickPavilion 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 29
Current: $57,299 AUD|Low: $14,252 AUD|High: $96,746 AUD|Avg: $42,120 AUD|+7.0%
Novita 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
Retailer 19
Retailer 20
Retailer 21
October 29, 2026
Retailer 9$14,252 AUD
Retailer 18$20,664 AUD
Retailer 17$21,145 AUD
Retailer 3$21,653 AUD
Retailer 8$22,632 AUD
Retailer 6$24,195 AUD
Retailer 16$24,273 AUD
Retailer 20$25,249 AUD
Retailer 21$25,375 AUD
Retailer 13$25,792 AUD
Retailer 11$30,039 AUD
Retailer 14$35,627 AUD
Retailer 2$42,756 AUD
Retailer 5$42,870 AUD
Retailer 7$45,933 AUD
Retailer 15$46,893 AUD
Retailer 4$56,828 AUD
Novita Diamonds$57,299 AUD
Retailer 12$72,565 AUD
Retailer 10$82,345 AUD
Retailer 19$94,727 AUD

28 data points across 21 retailers

17 retailers$20,664 AUD to $56,828 AUD

A
Retailer 1
-
$14,252 AUD
$10,023 USD
Price last confirmed 108 days ago
A
Retailer 2
-
$20,664 AUD
$14,533 USD
View
A
Retailer 3
-
$21,145 AUD
$14,871 USD
View
B+
Retailer 4
-
$21,653 AUD
$15,228 USD
View
B+
Retailer 5
-
$22,632 AUD
$15,917 USD
View
B+
Retailer 6
-
$24,195 AUD
$17,016 USD
View
Final sale: no returns
B+
Retailer 7
-
$24,273 AUD
$17,071 USD
View
B+
Retailer 8
-
$25,249 AUD
$17,757 USD
View
B+
Retailer 9
-
$25,375 AUD
$17,846 USD
View
B+
Retailer 10
-
$25,792 AUD
$18,139 USD
View
B+
Retailer 11
-
$30,039 AUD
$21,126 USD
View
B+
Retailer 12
-
$42,756 AUD
£23,677 GBP
View
B+
Retailer 13
-
$42,870 AUD
$30,150 USD
View
B+
Retailer 14
-
$46,893 AUD
€31,409 EUR
View
B
Retailer 15
-
$56,828 AUD
View
Most Expensive
B
Novita Diamonds
cert_6521353351 · Oct 8
$57,299 AUD
View
Price last confirmed 20 days ago
15 more retailers have this diamond
Prices start from $20,664 AUDSave up to $36,164 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
5.03ct Round
$20,664 AUD