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Round|Lab Grown|IGI

1.15ct I VS2 Round Lab Grown Diamond

EX • I/VS2 • IGI LG817652946

Shape and cutting style on the report: Round brilliant

Certificate IGI LG817652946

Diamond specifications and retailer prices

From £184 GBP
$246 USD
As of October 29, 2026
Save £512 GBP (74%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £737 GBP at MOH London · As of October 15, 2026
View at MOH London

About this 1.15ct lab-grown round diamond

This 1.15ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817652946 or 817652946. Listed at 16 retailers as of October 27, 2026, with a 279% 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

1.15
Carat
I
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817652946
Dimensions6.71 × 6.68 × 4.08 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.71 mm6.68 mm1.15 ctI / VS2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG817652946
Side View
Table 62.0%Crown 35.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £737 GBP|Low: £104 GBP|High: £770 GBP|Avg: £397 GBP|-3.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 7£184 GBP
Retailer 6£276 GBP
Retailer 10£325 GBP
Retailer 5£335 GBP
Retailer 4£388 GBP
Retailer 3£443 GBP
Retailer 9£491 GBP
Retailer 2£502 GBP
Retailer 8£696 GBP
MOH London£737 GBP

33 data points across 10 retailers

16 retailers£184 GBP to £696 GBP

Retailer 1
-
£131 GBP
$176 USD
Price last confirmed 20 days ago
Retailer 2
-
£152 GBP
$204 USD
View
Price last confirmed 21 days ago
Retailer 3
-
£160 GBP
$215 USD
View
Price last confirmed 59 days ago
Retailer 4
-
£163 GBP
$218 USD
View
Price last confirmed 28 days ago
B+
Retailer 5
-
£184 GBP
$246 USD
View
Final sale: no returns
B+
Retailer 6
-
£276 GBP
$370 USD
View
Retailer 7
-
£325 GBP
$435 USD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
£335 GBP
€428 EUR
View
B+
Retailer 9
-
£388 GBP
$520 USD
View
B
Retailer 10
-
£443 GBP
$594 USD
View
Retailer 11
-
£479 GBP
$642 USD
View
Price last confirmed 16 days ago
B
Retailer 12
-
£491 GBP
$658 USD
View
B
Retailer 13
-
£502 GBP
$672 USD
View
Retailer 14
-
£522 GBP
$700 USD
View
Price last confirmed 30 days ago
B
Retailer 15
-
£696 GBP
$933 USD
View
Most Expensive
MOH London
LG817652946 · Oct 15
£737 GBP
View
Price last confirmed 16 days ago
15 more retailers have this diamond
Prices start from £184 GBPSave up to £512 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.

B+
1.15ct Round
£184 GBP