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Round|Lab Grown|IGI

3.50ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG795655861

Shape and cutting style on the report: Round brilliant

Certificate IGI LG795655861

Diamond specifications and retailer prices

From £600 GBP
$799 USD
As of October 26, 2026
Save £2,023 GBP (77%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £2,951 GBP at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 3.5ct lab-grown round diamond

This 3.5ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG795655861 or 795655861. Listed at 23 retailers as of October 26, 2026, with a 337% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.50
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795655861
Dimensions9.57 × 9.64 × 6.10 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.57 mm9.64 mm3.50 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795655861
Side View
Table 55.0%Crown 36.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.4%

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 26
Current: £2,951 GBP|Low: £653 GBP|High: £2,981 GBP|Avg: £1,486 GBP|-1.0%
Rare Carat
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 29, 2026
Retailer 5£653 GBP
Retailer 6£672 GBP
Retailer 10£830 GBP
Retailer 4£932 GBP
Retailer 13£1,045 GBP
Retailer 2£1,061 GBP
Retailer 9£1,164 GBP
Retailer 11£1,571 GBP
Retailer 8£1,616 GBP
Retailer 12£1,655 GBP
Retailer 14£2,334 GBP
Retailer 3£2,341 GBP
Retailer 7£2,623 GBP
Rare Carat£2,951 GBP

42 data points across 14 retailers

23 retailers£600 GBP to £2,623 GBP

A
Cheapest Retailer
-
£600 GBP
$799 USD
A
Retailer 2
-
£653 GBP
$869 USD
View
A
Retailer 3
-
£672 GBP
$895 USD
View
Final sale: no returns
A
Retailer 4
-
£696 GBP
$927 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
£696 GBP
$927 USD
View
A
Retailer 6
-
£807 GBP
HK$8,400 HKD
View
A
Retailer 7
-
£830 GBP
$1,105 USD
View
A
Retailer 8
-
£932 GBP
$1,241 USD
View
A
Retailer 9
-
£1,045 GBP
$1,392 USD
View
B+
Retailer 10
-
£1,061 GBP
View
B+
Retailer 11
-
£1,164 GBP
€1,476 EUR
View
B+
Retailer 12
-
£1,385 GBP
$1,844 USD
View
B+
Retailer 13
-
£1,571 GBP
A$3,218 AUD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
£1,616 GBP
ZAR 34,766 ZAR
View
B+
Retailer 15
-
£1,655 GBP
$2,204 USD
View
B
Retailer 16
-
£1,957 GBP
$2,606 USD
View
B
Retailer 17
-
£2,178 GBP
$2,900 USD
View
B
Retailer 18
-
£2,332 GBP
$3,105 USD
View
B
Retailer 19
-
£2,334 GBP
$3,108 USD
View
B
Retailer 20
-
£2,341 GBP
SGD 4,212 SGD
View
B
Retailer 21
-
£2,407 GBP
$3,206 USD
View
B
Retailer 22
-
£2,623 GBP
View
Most Expensive
B
Rare Carat
273-2177A · Oct 18
£2,951 GBP
$3,930 USD
View
Price last confirmed 11 days ago
22 more retailers have this diamond
Prices start from £600 GBPSave up to £2,023 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
3.50ct Round
£600 GBP