CaratHunter
Plans
Round|Lab Grown|IGI

0.91ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG642464107

Shape and cutting style on the report: Round brilliant

Certificate IGI LG642464107

Diamond specifications and retailer prices

From $159 SGD
$124 USD
As of October 29, 2026
Save $1,498 SGD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,657 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 0.91ct lab-grown round diamond

This 0.91ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG642464107 or 642464107. Listed at 18 retailers as of October 29, 2026, with prices from $159 to $1,657, a $1,498 spread on the same certified stone. MOH London lists it at $1,657. 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

0.91
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG642464107
Dimensions6.28 × 6.34 × 3.76 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.28 mm6.34 mm0.91 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG642464107
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.7%

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: $1,657 SGD|Low: $153 SGD|High: $1,668 SGD|Avg: $467 SGD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 10$159 SGD
Retailer 5$178 SGD
Retailer 6$185 SGD
Retailer 12$210 SGD
Retailer 13$269 SGD
Retailer 7$359 SGD
Retailer 3$361 SGD
Retailer 2$410 SGD
Retailer 8$479 SGD
Retailer 9$481 SGD
Retailer 14$510 SGD
Retailer 11$602 SGD
Retailer 4$707 SGD
MOH London$1,657 SGD

44 data points across 14 retailers

18 retailers$159 SGD to $1,657 SGD

A
Cheapest Retailer
-
$159 SGD
$124 USD
A
Retailer 2
-
$178 SGD
$139 USD
View
Final sale: no returns
A
Retailer 3
-
$185 SGD
$144 USD
View
A
Retailer 4
-
$210 SGD
$164 USD
View
A
Retailer 5
-
$210 SGD
$164 USD
View
B+
Retailer 6
-
$269 SGD
$210 USD
View
A
Retailer 7
-
$359 SGD
€267 EUR
View
A
Retailer 8
-
$361 SGD
$282 USD
View
A
Retailer 9
-
$410 SGD
£252 GBP
View
B+
Retailer 10
-
$479 SGD
$374 USD
View
B+
Retailer 11
-
$481 SGD
$375 USD
View
Retailer 12
-
$493 SGD
$385 USD
View
Price last confirmed 12 days ago
B+
Retailer 13
-
$510 SGD
$398 USD
View
B+
Retailer 14
-
$602 SGD
$470 USD
View
Retailer 15
-
$606 SGD
$473 USD
View
Price last confirmed 44 days ago
B+
Retailer 16
-
$634 SGD
$495 USD
View
B
Retailer 17
-
$707 SGD
$552 USD
View
Most Expensive
B
MOH London
LG642464107 · Oct 29
$1,657 SGD
£1,018 GBP
View
17 more retailers have this diamond
Prices start from $159 SGDSave up to $1,498 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
0.91ct Round
$159 SGD