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Marquise|Lab Grown|IGI

1.17ct E SI1 Marquise Lab Grown Diamond

VG • E/SI1 • IGI LG845669343

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845669343

Diamond specifications and retailer prices

From $241 AUD
As of November 4, 2026
Save $1,012 AUD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,254 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.17ct lab-grown marquise diamond

This 1.17ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG845669343 or 845669343. Listed at 14 retailers as of November 4, 2026, with prices from $241 to $1,254, a $1,012 spread on the same certified stone. MOH London lists it at $1,254. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.17
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.8°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845669343
Dimensions10.52 × 5.47 × 3.58 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.52 mm5.47 mm1.17 ctE / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG845669343
Side View
Table 63.0%Crown 33.8°Girdle: STK-THKPavilion 42°Culet: NoneDepth 65.4%

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: Nov 4
Current: $1,254 AUD|Low: $217 AUD|High: $1,254 AUD|Avg: $521 AUD
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 11$217 AUD
Retailer 12$241 AUD
Retailer 4$310 AUD
Retailer 2$346 AUD
Retailer 10$457 AUD
Retailer 6$463 AUD
Retailer 13$491 AUD
Retailer 7$523 AUD
Retailer 5$543 AUD
Retailer 8$696 AUD
Retailer 9$879 AUD
Retailer 3$889 AUD
MOH London$1,254 AUD

12 data points across 13 retailers

14 retailers$241 AUD to $1,254 AUD

Retailer 1
-
$217 AUD
Price last confirmed 14 days ago
A
Retailer 2
-
$241 AUD
View
Final sale: no returns
B+
Retailer 3
-
$310 AUD
View
A
Retailer 4
-
$346 AUD
View
Retailer 5
-
$457 AUD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$463 AUD
View
B+
Retailer 7
-
$491 AUD
View
B+
Retailer 8
-
$523 AUD
View
Retailer 9
-
$543 AUD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
$696 AUD
View
Retailer 11
-
$879 AUD
View
Price last confirmed 9 days ago
B
Retailer 12
-
$889 AUD
View
B
Retailer 13
-
$971 AUD
View
Most Expensive
B
MOH London
LG845669343 · Nov 4
$1,254 AUD
£691 GBP
View
13 more retailers have this diamond
Prices start from $241 AUDSave up to $1,012 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 Marquise
$241 AUD