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 HK$51,389 HKD
$6,550 USD
As of October 29, 2026
Save HK$158,562 HKD (76%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$320,654 HKD 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: HK$320,654 HKD|Low: HK$51,389 HKD|High: HK$334,776 HKD|Avg: HK$119,830 HKD|-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 17HK$51,389 HKD
Retailer 12HK$53,445 HKD
Retailer 14HK$55,610 HKD
Retailer 16HK$66,022 HKD
Retailer 6HK$67,748 HKD
Retailer 13HK$69,678 HKD
Retailer 5HK$70,062 HKD
Retailer 8HK$72,126 HKD
Retailer 11HK$78,104 HKD
Retailer 9HK$99,068 HKD
Retailer 2HK$113,388 HKD
Retailer 15HK$122,087 HKD
Retailer 18HK$135,611 HKD
Retailer 3HK$150,755 HKD
Retailer 4HK$151,528 HKD
Retailer 7HK$209,951 HKD
Retailer 10HK$232,547 HKD
Do Amore DiamondsHK$320,654 HKD

33 data points across 18 retailers

17 retailersHK$51,389 HKD to HK$209,951 HKD

A
Cheapest Retailer
-
HK$51,389 HKD
$6,550 USD
A
Retailer 2
-
HK$53,445 HKD
$6,812 USD
View
B+
Retailer 3
-
HK$55,610 HKD
$7,088 USD
View
B+
Retailer 4
-
HK$66,022 HKD
$8,415 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$67,748 HKD
$8,635 USD
View
B+
Retailer 6
-
HK$69,678 HKD
$8,881 USD
View
Retailer 7
-
HK$70,062 HKD
$8,930 USD
View
Price last confirmed 10 days ago
B+
Retailer 8
-
HK$72,126 HKD
$9,193 USD
View
B+
Retailer 9
-
HK$78,104 HKD
$9,955 USD
View
B+
Retailer 10
-
HK$99,068 HKD
$12,627 USD
View
B+
Retailer 11
-
HK$113,388 HKD
€13,764 EUR
View
B+
Retailer 12
-
HK$122,087 HKD
$15,561 USD
View
B+
Retailer 13
-
HK$135,611 HKD
£13,610 GBP
View
B
Retailer 14
-
HK$150,755 HKD
$19,215 USD
View
Retailer 15
-
HK$151,528 HKD
A$29,713 AUD
View
Price last confirmed 9 days ago
B
Retailer 16
-
HK$209,951 HKD
$26,760 USD
View
Most Expensive
Do Amore Diamonds
27-1AA80D7D0 · Oct 31
HK$320,654 HKD
$40,870 USD
View
Price under review
16 more retailers have this diamond
Prices start from HK$51,389 HKDSave up to HK$158,562 HKD

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
HK$51,389 HKD