Round|Lab Grown|IGI

1.61ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG821669609

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821669609

Diamond specifications and retailer prices

From £146 GBP
$196 USD
As of November 1, 2026
Save £602 GBP (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £851 GBP at MOH London · As of October 19, 2026
View at MOH London

About this 1.61ct lab-grown round diamond

This 1.61ct 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 LG821669609 or 821669609. Listed at 12 retailers as of October 30, 2026, with a 412% 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

1.61
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821669609
Dimensions7.53 × 7.58 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.53 mm7.58 mm1.61 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821669609
Side View
Table 57.0%Crown 33.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.0%

Caratlytics Score

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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: Nov 1
Current: £851 GBP|Low: £146 GBP|High: £879 GBP|Avg: £537 GBP|-2.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 9£146 GBP
Retailer 7£169 GBP
Retailer 2£282 GBP
Retailer 6£309 GBP
Retailer 3£432 GBP
Retailer 10£582 GBP
Retailer 8£584 GBP
Retailer 11£612 GBP
Retailer 13£672 GBP
Retailer 4£733 GBP
Retailer 5£738 GBP
Retailer 12£749 GBP
MOH London£851 GBP

31 data points across 13 retailers

12 retailers£146 GBP to £749 GBP

A
Cheapest Retailer
-
£146 GBP
$196 USD
A
Retailer 2
-
£169 GBP
$227 USD
View
A
Retailer 3
-
£282 GBP
View
A
Retailer 4
-
£309 GBP
€394 EUR
View
B+
Retailer 5
-
£432 GBP
$579 USD
View
B+
Retailer 6
-
£582 GBP
$780 USD
View
B
Retailer 7
-
£584 GBP
$783 USD
View
Retailer 8
-
£612 GBP
$820 USD
View
Price last confirmed 14 days ago
B+
Retailer 9
-
£672 GBP
$900 USD
View
Retailer 10
-
£733 GBP
SGD 1,328 SGD
View
Price last confirmed 19 days ago
B
Retailer 11
-
£749 GBP
$1,003 USD
View
Most Expensive
MOH London
LG821669609 · Oct 19
£851 GBP
View
Price last confirmed 13 days ago
11 more retailers have this diamond
Prices start from £146 GBPSave up to £602 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
1.61ct Round
£146 GBP