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Round|Lab Grown|IGI

4.50ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG567370752

Shape and cutting style on the report: Round brilliant

Certificate IGI LG567370752

Diamond specifications and retailer prices

From £431 GBP
$577 USD
As of October 29, 2026
Save £3,398 GBP (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,829 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.5ct lab-grown round diamond

This 4.5ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG567370752 or 567370752. Listed at 14 retailers as of October 29, 2026, with prices from £431 to £3,829, a £3,398 spread on the same certified stone. Do Amore Diamonds lists it at £3,829. 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

4.50
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567370752
Dimensions10.62 × 10.55 × 6.47 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.62 mm10.55 mm4.50 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567370752
Side View
Table 58.0%Crown 35.3°Girdle: MediumPavilion 40.4°Culet: NoneDepth 61.0%

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: £3,829 GBP|Low: £346 GBP|High: £3,829 GBP|Avg: £1,539 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 9£483 GBP
Retailer 11£483 GBP
Retailer 2£634 GBP
Retailer 8£822 GBP
Retailer 10£838 GBP
Retailer 3£857 GBP
Retailer 5£1,325 GBP
Retailer 7£1,679 GBP
Retailer 12£1,991 GBP
Retailer 6£2,336 GBP
Retailer 4£2,955 GBP
Do Amore Diamonds£3,829 GBP

18 data points across 12 retailers

14 retailers£431 GBP to £3,829 GBP

A
Cheapest Retailer
-
£431 GBP
$577 USD
A
Retailer 2
-
£483 GBP
$647 USD
View
Final sale: no returns
A
Retailer 3
-
£483 GBP
$647 USD
View
Retailer 4
-
£534 GBP
$716 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
£534 GBP
$716 USD
View
A
Retailer 6
-
£634 GBP
$850 USD
View
B+
Retailer 7
-
£822 GBP
$1,102 USD
View
A
Retailer 8
-
£838 GBP
$1,123 USD
View
A
Retailer 9
-
£857 GBP
$1,148 USD
View
B+
Retailer 10
-
£1,325 GBP
$1,776 USD
View
B+
Retailer 11
-
£1,551 GBP
$2,078 USD
View
B
Retailer 12
-
£1,991 GBP
$2,667 USD
View
B
Retailer 13
-
£2,336 GBP
View
Most Expensive
B
Do Amore Diamonds
27-099434230 · Oct 29
£3,829 GBP
$5,130 USD
View
13 more retailers have this diamond
Prices start from £431 GBPSave up to £3,398 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
4.50ct Round
£431 GBP