CaratHunter
Plans
Radiant|Lab Grown|IGI

4.07ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG683594028

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG683594028

Diamond specifications and retailer prices

From $1,912 SGD
£1,177 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,912 SGD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 4.07ct lab-grown radiant diamond

This 4.07ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG683594028 or 683594028. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.07
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683594028
Dimensions10.84 × 8.03 × 5.41 mm
L/W Ratio1.35
Culet sizePointed
Top View
10.84 mm8.03 mm4.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683594028
Side View
Table 68.0%Crown 44.2°Girdle: MediumPavilion 36.4°Culet: NoneDepth 67.4%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,110 SGD|Low: $701 SGD|High: $8,514 SGD|Avg: $2,004 SGD|-16.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
June 15, 2026
Retailer 7$914 SGD
Retailer 8$932 SGD
Retailer 1$1,110 SGD
Retailer 4$1,244 SGD
Retailer 5$1,330 SGD
Retailer 3$1,526 SGD
Retailer 2$2,628 SGD
Retailer 6$8,514 SGD

73 data points across 8 retailers

1 retailer

B
Diamond Quarter
4.07SI1ELG285462N · Oct 29
$1,912 SGD
£1,177 GBP
View

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.

B
4.07ct Radiant
$1,912 SGD