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Emerald|Lab Grown|IGI

1.00ct J SI1 Emerald Lab Grown Diamond

VG • J/SI1 • IGI LG407981485

Shape and cutting style on the report: Emerald cut

Certificate IGI LG407981485

Diamond specifications and retailer prices

From $741 SGD
$580 USD
As of October 30, 2026
Save $3,826 SGD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,567 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG407981485 or 407981485. Listed at 10 retailers as of October 29, 2026, with prices from $741 to $4,567, a $3,826 spread on the same certified stone. MOH London lists it at $4,567. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.8°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407981485
Dimensions6.50 × 4.75 × 3.37 mm
L/W Ratio1.37
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.50 mm4.75 mm1.00 ctJ / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407981485
Side View
Table 59.5%Crown 27.8°Girdle: MED-STKPavilion 39.3°Culet: LNGDepth 70.9%

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: $4,567 SGD|Low: $741 SGD|High: $4,598 SGD|Avg: $2,018 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
October 30, 2026
Retailer 2$741 SGD
Retailer 5$1,154 SGD
Retailer 10$1,257 SGD
Retailer 6$1,340 SGD
Retailer 9$1,340 SGD
Retailer 11$1,566 SGD
Retailer 3$1,960 SGD
Retailer 7$2,150 SGD
Retailer 4$2,980 SGD
Retailer 8$3,766 SGD
MOH London$4,567 SGD

16 data points across 11 retailers

10 retailers$741 SGD to $4,567 SGD

A
Cheapest Retailer
-
$741 SGD
$580 USD
B+
Retailer 2
-
$1,154 SGD
$903 USD
View
B+
Retailer 3
-
$1,257 SGD
$983 USD
View
B
Retailer 4
-
$1,340 SGD
$1,048 USD
View
Retailer 5
-
$1,340 SGD
$1,048 USD
View
Price last confirmed 18 days ago
B
Retailer 6
-
$1,566 SGD
$1,225 USD
View
B
Retailer 7
-
$2,150 SGD
$1,682 USD
View
C
Retailer 8
-
$2,980 SGD
$2,331 USD
View
C
Retailer 9
-
$3,766 SGD
$2,946 USD
View
Most Expensive
C
MOH London
LG407981485 · Oct 29
$4,567 SGD
£2,813 GBP
View
9 more retailers have this diamond
Prices start from $741 SGDSave up to $3,826 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 Emerald
$741 SGD