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Round|Lab Grown|GIA

4.39ct D IF Round Lab Grown Diamond

EX • D/IF

Diamond specifications and retailer prices

From $5,272 USD
£4,151 GBP
Save $10,862 USD (67%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $16,134 USD at Blue Nile
View at Blue Nile

About this 4.39ct lab-grown round diamond

This 4.39ct 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. Listed at 5 retailers, with prices from $5,272 to $16,134 at Blue Nile, a $10,862 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

4.39
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions10.60 × 10.63 × 6.39 mm
L/W Ratio1.00
Top View
10.60 mm10.63 mm4.39 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 59.0%CrownGirdle: Thin to MediumPavilionCulet: NoneDepth 60.2%

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: Oct 1
Current: $16,134 USD|Low: $5,171 USD|High: $17,690 USD|Avg: $8,596 USD|-8.8%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 1, 2026
Retailer 2$5,272 USD
Retailer 4$5,274 USD
Retailer 3$5,528 USD
Retailer 6$7,206 USD
Retailer 5$8,017 USD
Blue Nile$16,134 USD

16 data points across 6 retailers

5 retailers$5,272 USD to $16,134 USD

A
Cheapest Retailer
-
$5,272 USD
£4,151 GBP
A
Retailer 2
-
$5,274 USD
View
A
Retailer 3
-
$5,528 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$8,017 USD
View
Most Expensive
B
Blue Nile
27426948 · Oct 1
$16,134 USD
View
4 more retailers have this diamond
Prices start from $5,272 USDSave up to $10,862 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
4.39ct Round
$5,272 USD