Round|Lab Grown|GIA

3.05ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 1525507306

Certificate GIA 1525507306

Diamond specifications and retailer prices

From $1,860 USD
As of October 29, 2026
Save $12,550 USD (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $14,410 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct 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 1525507306. Listed at 11 retailers as of October 29, 2026, with prices from $1,860 to $14,410, a $12,550 spread on the same certified stone. Brilliant Earth lists it at $14,410. 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

3.05
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabGIA
CertificateGIA 1525507306
Dimensions9.25 × 9.31 × 5.72 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Cert comments
This is a man-made diamond.
Top View
9.25 mm9.31 mm3.05 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1525507306
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $14,410 USD|Low: $1,472 USD|High: $15,380 USD|Avg: $6,400 USD
Brilliant Earth
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
October 29, 2026
Retailer 3$1,472 USD
Retailer 2$1,860 USD
Retailer 13$2,402 USD
Retailer 12$3,145 USD
Retailer 14$3,464 USD
Retailer 11$3,571 USD
Retailer 5$4,278 USD
Retailer 8$5,119 USD
Retailer 10$5,520 USD
Retailer 9$6,631 USD
Retailer 4$7,234 USD
Retailer 6$7,766 USD
Retailer 7$10,800 USD
Retailer 15$13,110 USD
Brilliant Earth$14,410 USD

19 data points across 15 retailers

11 retailers$1,860 USD to $14,410 USD

A+
Cheapest Retailer
-
$1,860 USD
A
Retailer 2
-
$2,402 USD
View
B+
Retailer 3
-
$3,145 USD
View
B+
Retailer 4
-
$3,355 USD
View
B+
Retailer 5
-
$3,464 USD
View
B+
Retailer 6
-
$3,571 USD
View
B+
Retailer 7
-
$5,119 USD
View
Retailer 8
-
$5,520 USD
A$8,493 AUD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$6,631 USD
£5,221 GBP
View
B
Retailer 10
-
$13,110 USD
View
Most Expensive
B
Brilliant Earth
21554832Y · Oct 29
$14,410 USD
View
10 more retailers have this diamond
Prices start from $1,860 USDSave up to $12,550 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A+
3.05ct Round
$1,860 USD