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Round|Lab Grown|IGI

3.50ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG750597961

Shape and cutting style on the report: Round brilliant

Certificate IGI LG750597961

Diamond specifications and retailer prices

From £384 GBP
$514 USD
As of October 29, 2026
Save £2,027 GBP (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £2,411 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.5ct lab-grown round diamond

This 3.5ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG750597961 or 750597961. Listed at 21 retailers as of October 29, 2026, with prices from £384 to £2,411, a £2,027 spread on the same certified stone. Brilliant Earth lists it at £2,411. 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
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750597961
Dimensions9.66 × 9.56 × 6.00 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.66 mm9.56 mm3.50 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750597961
Side View
Table 57.0%Crown 36.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
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: £2,411 GBP|Low: £364 GBP|High: £2,411 GBP|Avg: £1,064 GBP|+1.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
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Retailer 20
October 30, 2026
Retailer 8£384 GBP
Retailer 3£430 GBP
Retailer 6£475 GBP
Retailer 12£475 GBP
Retailer 20£578 GBP
Retailer 13£637 GBP
Retailer 18£727 GBP
Retailer 15£735 GBP
Retailer 11£737 GBP
Retailer 17£756 GBP
Retailer 5£878 GBP
Retailer 14£1,005 GBP
Retailer 19£1,033 GBP
Retailer 7£1,113 GBP
Retailer 9£1,252 GBP
Retailer 10£1,548 GBP
Retailer 4£1,765 GBP
Retailer 2£1,901 GBP
Retailer 16£1,996 GBP
Brilliant Earth£2,411 GBP

30 data points across 20 retailers

21 retailers£384 GBP to £2,411 GBP

A
Cheapest Retailer
-
£384 GBP
$514 USD
A
Retailer 2
-
£430 GBP
$576 USD
View
Retailer 3
-
£475 GBP
$637 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
£475 GBP
$637 USD
View
A
Retailer 5
-
£578 GBP
$775 USD
View
A
Retailer 6
-
£637 GBP
View
A
Retailer 7
-
£727 GBP
€928 EUR
View
A
Retailer 8
-
£735 GBP
View
B+
Retailer 9
-
£737 GBP
$988 USD
View
A
Retailer 10
-
£756 GBP
$1,013 USD
View
B+
Retailer 11
-
£878 GBP
$1,177 USD
View
B+
Retailer 12
-
£1,005 GBP
A$2,071 AUD
View
B+
Retailer 13
-
£1,033 GBP
ZAR 22,354 ZAR
View
B+
Retailer 14
-
£1,113 GBP
$1,491 USD
View
B
Retailer 15
-
£1,252 GBP
$1,677 USD
View
B
Retailer 16
-
£1,548 GBP
$2,074 USD
View
B
Retailer 17
-
£1,764 GBP
$2,364 USD
View
Retailer 18
-
£1,765 GBP
$2,365 USD
View
Price last confirmed 12 days ago
B
Retailer 19
-
£1,901 GBP
$2,547 USD
View
B
Retailer 20
-
£1,996 GBP
View
Most Expensive
B
Brilliant Earth
18190537A · Oct 29
£2,411 GBP
$3,230 USD
View
20 more retailers have this diamond
Prices start from £384 GBPSave up to £2,027 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
£384 GBP