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Round|Lab Grown|IGI

0.61ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG770686899

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770686899

Diamond specifications and retailer prices

From $189 SGD
$148 USD
As of October 28, 2026
Save $258 SGD (58%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,029 SGD at MOH London · As of October 21, 2026
View at MOH London

About this 0.61ct lab-grown round diamond

This 0.61ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770686899 or 770686899. Listed at 6 retailers as of October 28, 2026, with a 136% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.61
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770686899
Dimensions5.50 × 5.48 × 3.30 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.50 mm5.48 mm0.61 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770686899
Side View
Table 61.0%Crown 33.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.0%

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 28
Current: $1,029 SGD|Low: $189 SGD|High: $1,133 SGD|Avg: $444 SGD|-8.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 6$189 SGD
Retailer 4$250 SGD
Retailer 5$278 SGD
Retailer 7$299 SGD
Retailer 8$361 SGD
Retailer 3$441 SGD
Retailer 2$447 SGD
MOH London$1,029 SGD

19 data points across 8 retailers

6 retailers$189 SGD to $447 SGD

B+
Cheapest Retailer
-
$189 SGD
$148 USD
A
Retailer 2
-
$250 SGD
£154 GBP
View
A
Retailer 3
-
$278 SGD
£171 GBP
View
B+
Retailer 4
-
$441 SGD
$345 USD
View
B+
Retailer 5
-
$447 SGD
$350 USD
View
Most Expensive
MOH London
LG770686899 · Oct 21
$1,029 SGD
£634 GBP
View
Price last confirmed 9 days ago
5 more retailers have this diamond
Prices start from $189 SGDSave up to $258 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
0.61ct Round
$189 SGD