Round|Lab Grown|GIA

3.04ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 1528427880

Certificate GIA 1528427880

Diamond specifications and retailer prices

From £1,384 GBP
$1,854 USD
As of October 29, 2026
Save £9,334 GBP (87%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £10,717 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.04ct lab-grown round diamond

This 3.04ct 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 1528427880. Listed at 10 retailers as of October 29, 2026, with prices from £1,384 to £10,717, a £9,334 spread on the same certified stone. Brilliant Earth lists it at £10,717. 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

3.04
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41°
OriginLab Grown
Grading LabGIA
CertificateGIA 1528427880
Dimensions9.28 × 9.34 × 5.70 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Cert comments
This is a man-made diamond.
Top View
9.28 mm9.34 mm3.04 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1528427880
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
A+
Exceptional
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: £10,717 GBP|Low: £1,095 GBP|High: £11,441 GBP|Avg: £4,733 GBP
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
October 30, 2026
Retailer 14£1,095 GBP
Retailer 7£1,384 GBP
Retailer 12£1,787 GBP
Retailer 11£2,340 GBP
Retailer 13£2,577 GBP
Retailer 10£2,656 GBP
Retailer 4£3,182 GBP
Retailer 9£3,809 GBP
Retailer 8£4,952 GBP
Retailer 3£5,383 GBP
Retailer 5£5,777 GBP
Retailer 6£8,035 GBP
Retailer 2£9,523 GBP
Brilliant Earth£10,717 GBP

17 data points across 14 retailers

10 retailers£1,384 GBP to £10,717 GBP

A+
Cheapest Retailer
-
£1,384 GBP
$1,854 USD
A
Retailer 2
-
£1,787 GBP
$2,395 USD
View
B+
Retailer 3
-
£2,340 GBP
$3,135 USD
View
B+
Retailer 4
-
£2,496 GBP
$3,344 USD
View
B+
Retailer 5
-
£2,577 GBP
$3,453 USD
View
B+
Retailer 6
-
£2,656 GBP
$3,559 USD
View
B+
Retailer 7
-
£3,809 GBP
$5,103 USD
View
B+
Retailer 8
-
£4,952 GBP
View
B
Retailer 9
-
£9,523 GBP
$12,760 USD
View
Most Expensive
B
Brilliant Earth
21554828Y · Oct 29
£10,717 GBP
$14,360 USD
View
9 more retailers have this diamond
Prices start from £1,384 GBPSave up to £9,334 GBP

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+
3.04ct Round
£1,384 GBP