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Round|Lab Grown|IGI

1.56ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG794614528

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794614528

Diamond specifications and retailer prices

From £160 GBP
$214 USD
As of November 1, 2026
Save £647 GBP (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,037 GBP at Brilliant Earth · As of October 18, 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 LG794614528 or 794614528. Listed at 23 retailers as of October 31, 2026, with a 405% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794614528
Dimensions7.53 × 7.49 × 4.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.53 mm7.49 mm1.56 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794614528
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.3%

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: Nov 1
Current: £1,037 GBP|Low: £156 GBP|High: £1,037 GBP|Avg: £488 GBP|+0.7%
Brilliant Earth
Retailer 2
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Retailer 11
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Retailer 19
November 1, 2026
Retailer 7£160 GBP
Retailer 2£178 GBP
Retailer 19£185 GBP
Retailer 16£198 GBP
Retailer 9£199 GBP
Retailer 3£340 GBP
Retailer 10£356 GBP
Retailer 13£366 GBP
Retailer 14£407 GBP
Retailer 18£446 GBP
Retailer 8£521 GBP
Retailer 11£571 GBP
Retailer 17£637 GBP
Retailer 4£642 GBP
Retailer 6£676 GBP
Retailer 12£794 GBP
Retailer 5£805 GBP
Retailer 15£807 GBP
Brilliant Earth£1,037 GBP

30 data points across 19 retailers

23 retailers£160 GBP to £807 GBP

A
Cheapest Retailer
-
£160 GBP
$214 USD
Retailer 2
-
£160 GBP
$214 USD
View
Price last confirmed 44 days ago
A
Retailer 3
-
£178 GBP
$239 USD
View
Final sale: no returns
A
Retailer 4
-
£185 GBP
$248 USD
View
Retailer 5
-
£196 GBP
$262 USD
View
Price last confirmed 43 days ago
A
Retailer 6
-
£198 GBP
$265 USD
View
Retailer 7
-
£199 GBP
$267 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
£340 GBP
$455 USD
View
A
Retailer 9
-
£356 GBP
$477 USD
View
A
Retailer 10
-
£366 GBP
View
A
Retailer 11
-
£407 GBP
A$838 AUD
View
A
Retailer 12
-
£446 GBP
$597 USD
View
B+
Retailer 13
-
£521 GBP
$698 USD
View
Retailer 14
-
£571 GBP
$765 USD
View
Price last confirmed 14 days ago
Retailer 15
-
£637 GBP
$853 USD
View
Price last confirmed 41 days ago
B+
Retailer 16
-
£637 GBP
$853 USD
View
B+
Retailer 17
-
£642 GBP
SGD 1,163 SGD
View
B+
Retailer 18
-
£676 GBP
$906 USD
View
Retailer 19
-
£694 GBP
A$1,430 AUD
View
Price last confirmed 32 days ago
B
Retailer 20
-
£794 GBP
View
B
Retailer 21
-
£805 GBP
$1,078 USD
View
B
Retailer 22
-
£807 GBP
$1,081 USD
View
Most Expensive
Brilliant Earth
21503326A · Oct 18
£1,037 GBP
$1,390 USD
View
Price last confirmed 14 days ago
22 more retailers have this diamond
Prices start from £160 GBPSave up to £647 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
£160 GBP