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Round|Lab Grown|IGI

0.91ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG805672612

Shape and cutting style on the report: Round brilliant

Certificate IGI LG805672612

Diamond specifications and retailer prices

From $159 SGD
$124 USD
As of October 26, 2026
Save $1,488 SGD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,646 SGD at MOH London · As of October 26, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805672612 or 805672612. Listed at 17 retailers as of October 26, 2026, with prices from $159 to $1,646, a $1,488 spread on the same certified stone. MOH London lists it at $1,646. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805672612
Dimensions6.20 × 6.12 × 3.83 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.20 mm6.12 mm0.91 ctF / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805672612
Side View
Table 56.0%Crown 35°Girdle: Slightly ThickPavilion 40.5°Culet: NoneDepth 62.1%

Caratlytics Score

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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 26
Current: $1,646 SGD|Low: $152 SGD|High: $1,680 SGD|Avg: $486 SGD|-2.0%
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
Retailer 15
October 31, 2026
Retailer 15$159 SGD
Retailer 3$184 SGD
Retailer 7$210 SGD
Retailer 6$341 SGD
Retailer 2$344 SGD
Retailer 13$377 SGD
Retailer 12$391 SGD
Retailer 10$406 SGD
Retailer 8$447 SGD
Retailer 14$478 SGD
Retailer 11$505 SGD
Retailer 5$509 SGD
Retailer 9$545 SGD
Retailer 4$633 SGD
MOH London$1,646 SGD

42 data points across 15 retailers

17 retailers$159 SGD to $1,646 SGD

A
Cheapest Retailer
-
$159 SGD
$124 USD
A
Retailer 2
-
$184 SGD
$144 USD
View
Retailer 3
-
$210 SGD
$164 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$229 SGD
HK$1,400 HKD
View
A
Retailer 5
-
$341 SGD
$267 USD
View
A
Retailer 6
-
$344 SGD
€256 EUR
View
Retailer 7
-
$377 SGD
$295 USD
View
Price last confirmed 7 days ago
Retailer 8
-
$391 SGD
£241 GBP
View
Price last confirmed 16 days ago
B+
Retailer 9
-
$406 SGD
£250 GBP
View
A
Retailer 10
-
$447 SGD
$350 USD
View
B+
Retailer 11
-
$478 SGD
$374 USD
View
Retailer 12
-
$505 SGD
$395 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$509 SGD
$398 USD
View
B+
Retailer 14
-
$545 SGD
View
Retailer 15
-
$575 SGD
$450 USD
View
Price last confirmed 22 days ago
Retailer 16
-
$633 SGD
$495 USD
View
Price last confirmed 8 days ago
Most Expensive
B
MOH London
LG805672612 · Oct 26
$1,646 SGD
£1,014 GBP
View
16 more retailers have this diamond
Prices start from $159 SGDSave up to $1,488 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