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Round|Lab Grown|IGI

1.00ct J VVS2 Round Lab Grown Diamond

EX • J/VVS2 • IGI LG389979830

Shape and cutting style on the report: Round brilliant

Certificate IGI LG389979830

Diamond specifications and retailer prices

From $805 SGD
$630 USD
As of October 30, 2026
Save $4,658 SGD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,463 SGD at MOH London · As of October 27, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded J colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG389979830 or 389979830. Listed at 14 retailers as of October 27, 2026, with prices from $805 to $5,463, a $4,658 spread on the same certified stone. MOH London lists it at $5,463. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
J
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG389979830
Dimensions6.45 × 6.40 × 3.93 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.45 mm6.40 mm1.00 ctJ / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG389979830
Side View
Table 60.5%Crown 33.5°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 61.2%

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 30
Current: $5,463 SGD|Low: $805 SGD|High: $5,530 SGD|Avg: $2,357 SGD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$805 SGD
Retailer 6$1,464 SGD
Retailer 10$1,593 SGD
Retailer 9$1,639 SGD
Retailer 7$1,698 SGD
Retailer 3$2,229 SGD
Retailer 8$2,699 SGD
Retailer 5$2,910 SGD
Retailer 4$3,122 SGD
MOH London$5,463 SGD

45 data points across 10 retailers

14 retailers$805 SGD to $5,463 SGD

A
Cheapest Retailer
-
$805 SGD
$630 USD
B
Retailer 2
-
$1,464 SGD
$1,145 USD
View
B
Retailer 3
-
$1,593 SGD
$1,246 USD
View
B
Retailer 4
-
$1,639 SGD
$1,282 USD
View
Final sale: no returns
Retailer 5
-
$1,698 SGD
$1,328 USD
View
Price last confirmed 13 days ago
B
Retailer 6
-
$1,698 SGD
$1,328 USD
View
B
Retailer 7
-
$1,918 SGD
$1,500 USD
View
B
Retailer 8
-
$2,229 SGD
£1,373 GBP
View
B
Retailer 9
-
$2,699 SGD
$2,111 USD
View
B
Retailer 10
-
$2,910 SGD
€2,168 EUR
View
B
Retailer 11
-
$3,122 SGD
ZAR 39,450 ZAR
View
B
Retailer 12
-
$3,183 SGD
$2,490 USD
View
B
Retailer 13
-
$3,347 SGD
$2,618 USD
View
Most Expensive
B
MOH London
LG389979830 · Oct 27
$5,463 SGD
£3,365 GBP
View
13 more retailers have this diamond
Prices start from $805 SGDSave up to $4,658 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
1.00ct Round
$805 SGD