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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 $177 AUD
$124 USD
As of October 26, 2026
Save $1,657 AUD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,833 AUD 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 $177 to $1,833, a $1,657 spread on the same certified stone. MOH London lists it at $1,833. 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: $1,833 AUD|Low: $169 AUD|High: $1,871 AUD|Avg: $540 AUD|-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
November 2, 2026
Retailer 15$177 AUD
Retailer 3$205 AUD
Retailer 7$233 AUD
Retailer 6$380 AUD
Retailer 2$384 AUD
Retailer 13$420 AUD
Retailer 12$435 AUD
Retailer 10$452 AUD
Retailer 8$498 AUD
Retailer 14$532 AUD
Retailer 11$562 AUD
Retailer 5$567 AUD
Retailer 9$607 AUD
Retailer 4$705 AUD
MOH London$1,833 AUD

43 data points across 15 retailers

17 retailers$177 AUD to $1,833 AUD

A
Cheapest Retailer
-
$177 AUD
$124 USD
A
Retailer 2
-
$205 AUD
$144 USD
View
Retailer 3
-
$233 AUD
$164 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$255 AUD
HK$1,400 HKD
View
A
Retailer 5
-
$380 AUD
$267 USD
View
A
Retailer 6
-
$384 AUD
€257 EUR
View
Retailer 7
-
$420 AUD
$295 USD
View
Price last confirmed 7 days ago
Retailer 8
-
$435 AUD
£241 GBP
View
Price last confirmed 16 days ago
B+
Retailer 9
-
$452 AUD
£250 GBP
View
A
Retailer 10
-
$498 AUD
$350 USD
View
Retailer 11
-
$532 AUD
$374 USD
View
Price last confirmed 7 days ago
Retailer 12
-
$562 AUD
$395 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$567 AUD
$398 USD
View
B+
Retailer 14
-
$607 AUD
SGD 576 SGD
View
Retailer 15
-
$641 AUD
$450 USD
View
Price last confirmed 22 days ago
Retailer 16
-
$705 AUD
$495 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
LG805672612 · Oct 26
$1,833 AUD
£1,014 GBP
View
16 more retailers have this diamond
Prices start from $177 AUDSave up to $1,657 AUD

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
$177 AUD