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Round|Lab Grown|GIA

4.30ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 7521905977

Certificate GIA 7521905977

Diamond specifications and retailer prices

From £3,797 GBP
$5,056 USD
As of October 29, 2026
Save £22,321 GBP (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £26,117 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.3ct lab-grown round diamond

This 4.3ct 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 7521905977. Listed at 16 retailers as of October 29, 2026, with prices from £3,797 to £26,117, a £22,321 spread on the same certified stone. Do Amore Diamonds lists it at £26,117. 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

4.30
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 7521905977
Dimensions10.47 × 10.49 × 6.37 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Minor Details of Polish
Top View
10.47 mm10.49 mm4.30 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7521905977
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.8%

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: £26,117 GBP|Low: £3,797 GBP|High: £26,711 GBP|Avg: £9,927 GBP|-2.2%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 12
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Retailer 19
October 29, 2026
Retailer 15£3,797 GBP
Retailer 3£3,978 GBP
Retailer 16£3,990 GBP
Retailer 8£4,103 GBP
Retailer 6£4,348 GBP
Retailer 18£4,419 GBP
Retailer 12£4,517 GBP
Retailer 17£5,522 GBP
Retailer 19£5,771 GBP
Retailer 14£6,805 GBP
Retailer 13£8,206 GBP
Retailer 7£8,297 GBP
Retailer 2£9,944 GBP
Retailer 4£10,987 GBP
Retailer 5£12,521 GBP
Retailer 10£12,831 GBP
Retailer 11£17,907 GBP
Retailer 9£17,913 GBP
Do Amore Diamonds£26,117 GBP

30 data points across 19 retailers

16 retailers£3,797 GBP to £26,117 GBP

A
Cheapest Retailer
-
£3,797 GBP
$5,056 USD
A
Retailer 2
-
£3,978 GBP
$5,298 USD
View
A
Retailer 3
-
£3,990 GBP
$5,313 USD
View
A
Retailer 4
-
£4,065 GBP
$5,413 USD
View
A
Retailer 5
-
£4,103 GBP
$5,464 USD
View
A
Retailer 6
-
£4,348 GBP
$5,790 USD
View
Final sale: no returns
A
Retailer 7
-
£4,419 GBP
$5,885 USD
View
B+
Retailer 8
-
£5,522 GBP
$7,354 USD
View
B+
Retailer 9
-
£5,771 GBP
$7,685 USD
View
B+
Retailer 10
-
£6,805 GBP
$9,062 USD
View
B+
Retailer 11
-
£8,206 GBP
€10,408 EUR
View
B+
Retailer 12
-
£9,944 GBP
View
Retailer 13
-
£10,987 GBP
A$22,510 AUD
View
Price last confirmed 7 days ago
Retailer 14
-
£12,521 GBP
A$25,652 AUD
View
Price last confirmed 21 days ago
B
Retailer 15
-
£12,831 GBP
$17,087 USD
View
Most Expensive
B
Do Amore Diamonds
27-1B9879E0D · Oct 30
£26,117 GBP
$34,780 USD
View
15 more retailers have this diamond
Prices start from £3,797 GBPSave up to £22,321 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
4.30ct Round
£3,797 GBP