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Round|Lab Grown|IGI

1.77ct J VVS2 Round Lab Grown Diamond

EX • J/VVS2 • IGI LG407941590

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407941590

Diamond specifications and retailer prices

From £1,036 GBP
$1,380 USD
As of October 29, 2026
Save £3,110 GBP (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £4,147 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.77ct lab-grown round diamond

This 1.77ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG407941590 or 407941590. Listed at 12 retailers as of October 29, 2026, with prices from £1,036 to £4,147, a £3,110 spread on the same certified stone. MOH London lists it at £4,147. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
J
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407941590
Dimensions7.94 × 7.99 × 4.63 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
7.94 mm7.99 mm1.77 ctJ / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407941590
Side View
Table 58.5%Crown 31.5°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 58.1%

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: Oct 29
Current: £4,147 GBP|Low: £996 GBP|High: £4,180 GBP|Avg: £2,297 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 3£1,036 GBP
Retailer 6£1,394 GBP
Retailer 7£1,573 GBP
Retailer 8£1,940 GBP
Retailer 5£2,269 GBP
Retailer 4£2,490 GBP
Retailer 2£2,655 GBP
Retailer 9£3,232 GBP
MOH London£4,147 GBP

19 data points across 9 retailers

12 retailers£1,036 GBP to £4,147 GBP

A
Cheapest Retailer
-
£1,036 GBP
$1,380 USD
B+
Retailer 2
-
£1,245 GBP
$1,658 USD
View
B+
Retailer 3
-
£1,355 GBP
$1,804 USD
View
B+
Retailer 4
-
£1,394 GBP
$1,857 USD
View
Final sale: no returns
Retailer 5
-
£1,444 GBP
$1,923 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
£1,444 GBP
$1,923 USD
View
B+
Retailer 7
-
£1,573 GBP
$2,095 USD
View
B
Retailer 8
-
£2,269 GBP
$3,022 USD
View
B
Retailer 9
-
£2,490 GBP
$3,316 USD
View
B
Retailer 10
-
£2,655 GBP
ZAR 57,117 ZAR
View
B
Retailer 11
-
£2,707 GBP
$3,605 USD
View
Most Expensive
B
MOH London
LG407941590 · Oct 29
£4,147 GBP
View
11 more retailers have this diamond
Prices start from £1,036 GBPSave up to £3,110 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
1.77ct Round
£1,036 GBP