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Round|Lab Grown|IGI

10.45ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG605383751

Shape and cutting style on the report: Round brilliant

Certificate IGI LG605383751

Diamond specifications and retailer prices

From £4,912 GBP
$6,582 USD
As of October 29, 2026
Save £10,947 GBP (69%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £19,609 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 10.45ct lab-grown round diamond

This 10.45ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG605383751 or 605383751. Listed at 19 retailers as of October 29, 2026, with a 223% 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

10.45
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605383751
Dimensions14.08 × 14.12 × 8.47 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
14.08 mm14.12 mm10.45 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605383751
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £7,126 GBP|Low: £4,912 GBP|High: £16,024 GBP|Avg: £8,858 GBP|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 11£4,912 GBP
Retailer 2£5,273 GBP
Retailer 3£5,501 GBP
Retailer 7£5,698 GBP
Retailer 5£6,360 GBP
Retailer 10£6,607 GBP
Retailer 9£6,661 GBP
Retailer 1£7,126 GBP
Retailer 6£8,821 GBP
Retailer 8£10,914 GBP
Retailer 13£14,538 GBP
Retailer 4£14,756 GBP
Retailer 12£15,583 GBP

40 data points across 13 retailers

19 retailers£4,912 GBP to £15,859 GBP

B+
Cheapest Retailer
-
£4,912 GBP
$6,582 USD
B+
Retailer 2
-
£5,109 GBP
$6,845 USD
View
B+
Retailer 3
-
£5,273 GBP
$7,065 USD
View
B+
Retailer 4
-
£5,501 GBP
$7,371 USD
View
Final sale: no returns
B+
Retailer 5
-
£5,698 GBP
$7,635 USD
View
Retailer 6
-
£5,698 GBP
$7,635 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
£5,698 GBP
$7,635 USD
View
B
Retailer 8
-
£6,360 GBP
$8,522 USD
View
B
Retailer 9
-
£6,607 GBP
$8,852 USD
View
B
Retailer 10
-
£6,661 GBP
$8,925 USD
View
B
Retailer 11
-
£6,765 GBP
$9,064 USD
View
B
Retailer 12
-
£6,878 GBP
HK$72,000 HKD
View
B
Retailer 13
-
£7,126 GBP
View
B
Retailer 14
-
£8,821 GBP
ZAR 190,937 ZAR
View
Retailer 15
-
£10,914 GBP
A$22,497 AUD
View
Price last confirmed 9 days ago
B
Retailer 16
-
£14,538 GBP
$19,479 USD
View
B
Retailer 17
-
£15,583 GBP
$20,880 USD
View
B
Retailer 18
-
£15,859 GBP
$21,249 USD
View
Most Expensive
Taylor and Hart
W5Y8TWF · Oct 30
£19,609 GBP
$26,274 USD
View
Price under review
18 more retailers have this diamond
Prices start from £4,912 GBPSave up to £10,947 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.

B+
10.45ct Round
£4,912 GBP