CaratHunter
Plans
Round|Lab Grown|IGI

1.78ct J VVS2 Round Lab Grown Diamond

EX • J/VVS2 • IGI LG407950745

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407950745

Diamond specifications and retailer prices

From $1,769 SGD
$1,380 USD
As of October 29, 2026
Save $5,348 SGD (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,117 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.78ct lab-grown round diamond

This 1.78ct 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 LG407950745 or 407950745. Listed at 12 retailers as of October 29, 2026, with prices from $1,769 to $7,117, a $5,348 spread on the same certified stone. MOH London lists it at $7,117. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
J
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407950745
Dimensions7.74 × 7.69 × 4.75 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
7.74 mm7.69 mm1.78 ctJ / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407950745
Side View
Table 60.0%Crown 36.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.6%

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 29
Current: $7,117 SGD|Low: $1,769 SGD|High: $7,174 SGD|Avg: $3,710 SGD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 5$1,769 SGD
Retailer 8$2,325 SGD
Retailer 9$2,392 SGD
Retailer 3$2,486 SGD
Retailer 10$2,698 SGD
Retailer 4$2,720 SGD
Retailer 11$3,327 SGD
Retailer 7$3,895 SGD
Retailer 6$4,273 SGD
Retailer 2$4,557 SGD
Retailer 12$7,095 SGD
MOH London$7,117 SGD

20 data points across 12 retailers

12 retailers$1,769 SGD to $7,117 SGD

A
Cheapest Retailer
-
$1,769 SGD
$1,380 USD
B+
Retailer 2
-
$2,137 SGD
$1,667 USD
View
B+
Retailer 3
-
$2,325 SGD
$1,814 USD
View
B+
Retailer 4
-
$2,392 SGD
$1,866 USD
View
Final sale: no returns
Retailer 5
-
$2,479 SGD
$1,934 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$2,479 SGD
$1,934 USD
View
B+
Retailer 7
-
$2,698 SGD
$2,105 USD
View
B
Retailer 8
-
$3,895 SGD
$3,039 USD
View
B
Retailer 9
-
$4,273 SGD
$3,334 USD
View
B
Retailer 10
-
$4,557 SGD
ZAR 57,435 ZAR
View
B
Retailer 11
-
$4,646 SGD
$3,625 USD
View
Most Expensive
B
MOH London
LG407950745 · Oct 29
$7,117 SGD
£4,372 GBP
View
11 more retailers have this diamond
Prices start from $1,769 SGDSave up to $5,348 SGD

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
1.78ct Round
$1,769 SGD