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Marquise|Lab Grown|IGI

1.76ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG800679079

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800679079

Diamond specifications and retailer prices

From $2,077 AUD
HK$11,400 HKD
As of October 30, 2026
Save $6,605 AUD (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,683 AUD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.76ct lab-grown marquise diamond

This 1.76ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800679079 or 800679079. Listed at 11 retailers as of October 30, 2026, with prices from $2,077 to $8,683, a $6,605 spread on the same certified stone. With Clarity lists it at $8,683. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.76
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800679079
Dimensions12.21 × 6.27 × 3.97 mm
L/W Ratio1.95
Girdle conditionFaceted
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
12.21 mm6.27 mm1.76 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800679079
Side View
Table 61.0%Crown 32.4°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 63.3%

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 30
Current: $2,472 AUD|Low: $2,076 AUD|High: $8,509 AUD|Avg: $4,266 AUD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
October 30, 2026
Retailer 8$2,261 AUD
Retailer 1$2,472 AUD
Retailer 5$2,577 AUD
Retailer 2$2,746 AUD
Retailer 3$3,125 AUD
Retailer 6$4,662 AUD
Retailer 4$5,823 AUD
Retailer 7$6,634 AUD
With Clarity$8,509 AUD

42 data points across 9 retailers

11 retailers$2,077 AUD to $8,683 AUD

A
Cheapest Retailer
-
$2,077 AUD
HK$11,400 HKD
A
Retailer 2
-
$2,261 AUD
$1,588 USD
View
A
Retailer 3
-
$2,472 AUD
£1,368 GBP
View
A
Retailer 4
-
$2,577 AUD
$1,810 USD
View
B+
Retailer 5
-
$2,746 AUD
€1,837 EUR
View
B+
Retailer 6
-
$3,125 AUD
$2,195 USD
View
Retailer 7
-
$4,662 AUD
View
Price last confirmed 26 days ago
Retailer 8
-
$5,823 AUD
£3,221 GBP
View
Price last confirmed 12 days ago
B
Retailer 9
-
$5,961 AUD
$4,187 USD
View
B
Retailer 10
-
$6,634 AUD
$4,660 USD
View
Most Expensive
B
With Clarity
800679079 · Oct 31
$8,683 AUD
$6,099 USD
View
10 more retailers have this diamond
Prices start from $2,077 AUDSave up to $6,605 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
1.76ct Marquise
$2,077 AUD