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Round|Lab Grown|IGI

1.56ct F VS2 Round Lab Grown Diamond

EX • F/VS2 • IGI LG783605740

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783605740

Diamond specifications and retailer prices

From £163 GBP
$219 USD
As of November 1, 2026
Save £866 GBP (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,030 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.56ct lab-grown round diamond

This 1.56ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG783605740 or 783605740. Listed at 19 retailers as of October 31, 2026, with prices from £163 to £1,030, a £866 spread on the same certified stone. Brilliant Earth lists it at £1,030. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783605740
Dimensions7.38 × 7.35 × 4.61 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.38 mm7.35 mm1.56 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783605740
Side View
Table 57.0%Crown 35.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.6%

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: Nov 1
Current: £1,030 GBP|Low: £157 GBP|High: £1,030 GBP|Avg: £440 GBP
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
Retailer 15
November 1, 2026
Retailer 13£163 GBP
Retailer 7£183 GBP
Retailer 5£190 GBP
Retailer 15£203 GBP
Retailer 8£316 GBP
Retailer 10£334 GBP
Retailer 9£376 GBP
Retailer 11£416 GBP
Retailer 4£450 GBP
Retailer 14£481 GBP
Retailer 6£652 GBP
Retailer 12£655 GBP
Retailer 2£813 GBP
Retailer 3£826 GBP
Brilliant Earth£1,030 GBP

43 data points across 15 retailers

19 retailers£163 GBP to £1,030 GBP

A
Cheapest Retailer
-
£163 GBP
$219 USD
A
Retailer 2
-
£183 GBP
$245 USD
View
Final sale: no returns
A
Retailer 3
-
£190 GBP
$254 USD
View
A
Retailer 4
-
£203 GBP
$272 USD
View
Retailer 5
-
£203 GBP
$272 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
£270 GBP
$362 USD
View
A
Retailer 7
-
£316 GBP
View
A
Retailer 8
-
£334 GBP
€426 EUR
View
A
Retailer 9
-
£357 GBP
$478 USD
View
A
Retailer 10
-
£376 GBP
View
B+
Retailer 11
-
£416 GBP
A$858 AUD
View
B+
Retailer 12
-
£450 GBP
$603 USD
View
Retailer 13
-
£481 GBP
$644 USD
View
Price last confirmed 19 days ago
B
Retailer 14
-
£652 GBP
$874 USD
View
B
Retailer 15
-
£655 GBP
$877 USD
View
B
Retailer 16
-
£692 GBP
$927 USD
View
B
Retailer 17
-
£813 GBP
View
B
Retailer 18
-
£826 GBP
$1,107 USD
View
Most Expensive
B
Brilliant Earth
18583617A · Oct 31
£1,030 GBP
$1,380 USD
View
18 more retailers have this diamond
Prices start from £163 GBPSave up to £866 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
1.56ct Round
£163 GBP