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Round|Lab Grown|IGI

1.55ct E VVS2 Round Lab Grown Diamond

ID • E/VVS2 • IGI LG781609017

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781609017

Diamond specifications and retailer prices

From £186 GBP
$248 USD
As of October 26, 2026
Save £824 GBP (82%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £1,472 GBP at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG781609017 or 781609017. Listed at 25 retailers as of October 26, 2026, with a 443% 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

1.55
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781609017
Dimensions7.43 × 7.39 × 4.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
7.43 mm7.39 mm1.55 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781609017
Side View
Table 56.0%Crown 35.2°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.0%

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 26
Current: £1,472 GBP|Low: £179 GBP|High: £1,472 GBP|Avg: £511 GBP
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 12
Retailer 13
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Retailer 18
October 29, 2026
Retailer 3£186 GBP
Retailer 17£216 GBP
Retailer 5£231 GBP
Retailer 6£231 GBP
Retailer 7£309 GBP
Retailer 11£355 GBP
Retailer 13£396 GBP
Retailer 10£419 GBP
Retailer 12£419 GBP
Retailer 14£435 GBP
Retailer 18£448 GBP
Retailer 15£537 GBP
Retailer 4£741 GBP
Retailer 16£743 GBP
Retailer 9£811 GBP
Retailer 8£835 GBP
Retailer 2£929 GBP
Brilliant Earth£1,472 GBP

39 data points across 18 retailers

25 retailers£186 GBP to £1,010 GBP

A
Cheapest Retailer
-
£186 GBP
$248 USD
A
Retailer 2
-
£208 GBP
$277 USD
View
Final sale: no returns
A
Retailer 3
-
£216 GBP
$287 USD
View
A
Retailer 4
-
£231 GBP
$307 USD
View
A
Retailer 5
-
£231 GBP
$307 USD
View
B+
Retailer 6
-
£309 GBP
$412 USD
View
A
Retailer 7
-
£355 GBP
View
A
Retailer 8
-
£388 GBP
$517 USD
View
A
Retailer 9
-
£396 GBP
ZAR 8,522 ZAR
View
A
Retailer 10
-
£419 GBP
$558 USD
View
A
Retailer 11
-
£419 GBP
€532 EUR
View
B+
Retailer 12
-
£435 GBP
View
B+
Retailer 13
-
£448 GBP
A$918 AUD
View
B+
Retailer 14
-
£537 GBP
A$1,101 AUD
View
B+
Retailer 15
-
£576 GBP
$767 USD
View
B
Retailer 16
-
£741 GBP
$987 USD
View
B
Retailer 17
-
£742 GBP
SGD 1,336 SGD
View
B
Retailer 18
-
£743 GBP
$990 USD
View
B
Retailer 19
-
£780 GBP
$1,039 USD
View
B
Retailer 20
-
£811 GBP
A$1,661 AUD
View
Price last confirmed 28 days ago
B
Retailer 21
-
£835 GBP
$1,112 USD
View
B
Retailer 22
-
£907 GBP
$1,208 USD
View
B
Retailer 23
-
£929 GBP
View
B
Retailer 24
-
£1,010 GBP
$1,345 USD
View
Most Expensive
B
Brilliant Earth
18439278A · Oct 16
£1,472 GBP
$1,960 USD
View
Price last confirmed 13 days ago
24 more retailers have this diamond
Prices start from £186 GBPSave up to £824 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
1.55ct Round
£186 GBP