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Round|Lab Grown|IGI

1.17ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG496138970

Shape and cutting style on the report: Round brilliant

Certificate IGI LG496138970

Diamond specifications and retailer prices

From $373 AUD
As of November 5, 2026
Save $1,670 AUD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,043 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.17ct lab-grown round diamond

This 1.17ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG496138970 or 496138970. Listed at 13 retailers as of November 2, 2026, with prices from $373 to $2,043, a $1,670 spread on the same certified stone. MOH London lists it at $2,043. 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

1.17
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496138970
Dimensions6.78 × 6.83 × 4.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.78 mm6.83 mm1.17 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496138970
Side View
Table 57.5%Crown 35.5°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 61.4%

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: Nov 5
Current: $2,043 AUD|Low: $373 AUD|High: $2,054 AUD|Avg: $917 AUD|-0.5%
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
November 6, 2026
Retailer 9$373 AUD
Retailer 11$431 AUD
Retailer 10$461 AUD
Retailer 13$461 AUD
Retailer 8$464 AUD
Retailer 7$690 AUD
Retailer 6$884 AUD
Retailer 12$924 AUD
Retailer 2$959 AUD
Retailer 5$999 AUD
Retailer 4$1,377 AUD
Retailer 3$1,419 AUD
MOH London$2,043 AUD

21 data points across 13 retailers

13 retailers$373 AUD to $2,043 AUD

A
Cheapest Retailer
-
$373 AUD
A
Retailer 2
-
$431 AUD
View
A
Retailer 3
-
$461 AUD
View
Retailer 4
-
$461 AUD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$464 AUD
View
B+
Retailer 6
-
$690 AUD
View
B+
Retailer 7
-
$884 AUD
View
B
Retailer 8
-
$924 AUD
View
B
Retailer 9
-
$959 AUD
View
B
Retailer 10
-
$999 AUD
View
B
Retailer 11
-
$1,377 AUD
View
B
Retailer 12
-
$1,419 AUD
View
Most Expensive
B
MOH London
LG496138970 · Nov 2
$2,043 AUD
£1,126 GBP
View
12 more retailers have this diamond
Prices start from $373 AUDSave up to $1,670 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
1.17ct Round
$373 AUD