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Round|Lab Grown|IGI

1.45ct E VS1 Round Lab Grown Diamond

EX • E/VS1 • IGI LG799670869

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799670869

Diamond specifications and retailer prices

From £140 GBP
$188 USD
As of October 29, 2026
Save £722 GBP (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £862 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.45ct lab-grown round diamond

This 1.45ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG799670869 or 799670869. Listed at 19 retailers as of October 29, 2026, with prices from £140 to £862, a £722 spread on the same certified stone. Reve Diamonds lists it at £862. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799670869
Dimensions7.19 × 7.17 × 4.54 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.19 mm7.17 mm1.45 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799670869
Side View
Table 56.0%Crown 36.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
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: £315 GBP|Low: £111 GBP|High: £862 GBP|Avg: £415 GBP|+6.3%
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
Retailer 14
Retailer 15
Retailer 16
Reve Diamonds
October 30, 2026
Retailer 15£140 GBP
Retailer 2£157 GBP
Retailer 5£174 GBP
Retailer 10£293 GBP
Retailer 11£298 GBP
Retailer 16£305 GBP
Retailer 1£315 GBP
Retailer 4£365 GBP
Retailer 7£398 GBP
Retailer 12£424 GBP
Retailer 6£428 GBP
Retailer 14£456 GBP
Retailer 3£504 GBP
Retailer 13£590 GBP
Retailer 8£599 GBP
Retailer 9£817 GBP
Reve Diamonds£862 GBP

32 data points across 17 retailers

19 retailers£140 GBP to £862 GBP

A
Cheapest Retailer
-
£140 GBP
$188 USD
A
Retailer 2
-
£157 GBP
$210 USD
View
Final sale: no returns
Retailer 3
-
£172 GBP
$230 USD
View
Price last confirmed 45 days ago
A
Retailer 4
-
£174 GBP
$233 USD
View
A
Retailer 5
-
£293 GBP
€374 EUR
View
A
Retailer 6
-
£298 GBP
ZAR 6,461 ZAR
View
B+
Retailer 7
-
£305 GBP
$408 USD
View
A
Retailer 8
-
£315 GBP
View
A
Retailer 9
-
£365 GBP
$489 USD
View
B+
Retailer 10
-
£398 GBP
$533 USD
View
B+
Retailer 11
-
£424 GBP
A$874 AUD
View
B+
Retailer 12
-
£437 GBP
$586 USD
View
B+
Retailer 13
-
£456 GBP
$611 USD
View
Retailer 14
-
£504 GBP
$675 USD
View
Price last confirmed 26 days ago
Retailer 15
-
£510 GBP
$683 USD
View
Price last confirmed 45 days ago
B+
Retailer 16
-
£590 GBP
$790 USD
View
B
Retailer 17
-
£599 GBP
$803 USD
View
B
Retailer 18
-
£817 GBP
View
Most Expensive
B
Reve Diamonds
52DF35EB4 · Oct 30
£862 GBP
$1,155 USD
View
18 more retailers have this diamond
Prices start from £140 GBPSave up to £722 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
1.45ct Round
£140 GBP