Round|Lab Grown|GIA

4.50ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 5473905191

Certificate GIA 5473905191

Diamond specifications and retailer prices

From $7,641 USD
Save $22,807 USD (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $30,448 USD at Taylor and Hart
View at Taylor and Hart

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 5473905191. Listed at 13 retailers, with prices from $7,641 to $30,448 at Taylor and Hart, a $22,807 spread on the same certified stone. 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
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 5473905191
Dimensions10.67 × 10.62 × 6.49 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
10.67 mm10.62 mm4.50 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5473905191
Side View
Table 56.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $14,704 USD|Low: $7,641 USD|High: $79,962 USD|Avg: $25,533 USD|-39.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 1, 2026
Retailer 10$7,641 USD
Retailer 12$8,480 USD
Retailer 8$9,310 USD
Retailer 9$9,343 USD
Retailer 4$10,752 USD
Retailer 1$14,704 USD
Retailer 3$17,085 USD
Retailer 7$17,689 USD
Retailer 6$20,725 USD
Retailer 5$21,781 USD
Taylor and Hart$30,448 USD
Retailer 11$45,880 USD
Retailer 2$47,878 USD

21 data points across 13 retailers

13 retailers$7,641 USD to $30,448 USD

A
Cheapest Retailer
-
$7,641 USD
B+
Retailer 2
-
$8,480 USD
View
B+
Retailer 3
-
$9,310 USD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
$9,343 USD
View
B+
Retailer 5
-
$14,704 USD
€14,004 EUR
View
B+
Retailer 6
-
$17,085 USD
View
B+
Retailer 7
-
$17,689 USD
£13,928 GBP
View
B
Retailer 8
-
$18,476 USD
View
B
Retailer 9
-
$20,725 USD
A$31,884 AUD
View
B
Retailer 10
-
$21,781 USD
View
Most Expensive
B
Taylor and Hart
EB407M2 · Sep 30
$30,448 USD
View
10 more retailers have this diamond
Prices start from $7,641 USDSave up to $22,807 USD

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.

A
4.50ct Round
$7,641 USD