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Round|Lab Grown|IGI

5.90ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG813647159

Shape and cutting style on the report: Round brilliant

Certificate IGI LG813647159

Diamond specifications and retailer prices

From £945 GBP
$1,266 USD
As of October 29, 2026
Save £6,511 GBP (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £7,456 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.9ct lab-grown round diamond

This 5.9ct lab-grown round sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG813647159 or 813647159. Listed at 15 retailers as of October 29, 2026, with prices from £945 to £7,456, a £6,511 spread on the same certified stone. Brilliant Earth lists it at £7,456. 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

5.90
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813647159
Dimensions11.55 × 11.63 × 6.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.55 mm11.63 mm5.90 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813647159
Side View
Table 62.0%Crown 33.3°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 60.0%

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: £7,456 GBP|Low: £945 GBP|High: £12,680 GBP|Avg: £3,405 GBP|-41.2%
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 6£945 GBP
Retailer 12£1,028 GBP
Retailer 14£1,411 GBP
Retailer 9£1,442 GBP
Retailer 2£1,752 GBP
Retailer 3£2,043 GBP
Retailer 10£2,045 GBP
Retailer 4£2,054 GBP
Retailer 8£2,219 GBP
Retailer 13£3,011 GBP
Retailer 7£3,526 GBP
Retailer 5£4,736 GBP
Retailer 11£5,524 GBP
Brilliant Earth£7,456 GBP

28 data points across 14 retailers

15 retailers£945 GBP to £7,456 GBP

A
Cheapest Retailer
-
£945 GBP
$1,266 USD
A
Retailer 2
-
£1,028 GBP
$1,377 USD
View
A
Retailer 3
-
£1,411 GBP
$1,890 USD
View
Retailer 4
-
£1,442 GBP
View
Price last confirmed 14 days ago
B+
Retailer 5
-
£1,752 GBP
€2,236 EUR
View
B+
Retailer 6
-
£2,043 GBP
$2,737 USD
View
B
Retailer 7
-
£2,045 GBP
$2,740 USD
View
B+
Retailer 8
-
£2,054 GBP
$2,752 USD
View
Retailer 9
-
£2,219 GBP
A$4,574 AUD
View
Price last confirmed 9 days ago
B
Retailer 10
-
£3,011 GBP
$4,034 USD
View
B
Retailer 11
-
£3,123 GBP
$4,185 USD
View
B
Retailer 12
-
£3,526 GBP
View
Retailer 13
-
£4,736 GBP
SGD 8,575 SGD
View
Price last confirmed 18 days ago
B
Retailer 14
-
£5,524 GBP
$7,401 USD
View
Most Expensive
B
Brilliant Earth
20812698A · Oct 30
£7,456 GBP
$9,990 USD
View
14 more retailers have this diamond
Prices start from £945 GBPSave up to £6,511 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
5.90ct Round
£945 GBP