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Round|Lab Grown|IGI

1.90ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG719550856

Shape and cutting style on the report: Round brilliant

Certificate IGI LG719550856

Diamond specifications and retailer prices

From $976 AUD
$686 USD
As of October 28, 2026
Save $2,760 AUD (74%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,850 AUD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.9ct lab-grown round diamond

This 1.9ct lab-grown round 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 LG719550856 or 719550856. Listed at 11 retailers as of October 25, 2026, with a 283% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG719550856
Dimensions7.89 × 7.93 × 4.92 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
7.89 mm7.93 mm1.90 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG719550856
Side View
Table 58.0%Crown 35.1°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.2%

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 28
Current: $3,736 AUD|Low: $976 AUD|High: $4,028 AUD|Avg: $2,082 AUD|+2.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5$976 AUD
Retailer 4$1,100 AUD
Retailer 9$1,130 AUD
Retailer 2$1,335 AUD
Retailer 7$1,503 AUD
Retailer 6$2,817 AUD
Retailer 8$2,819 AUD
Retailer 3$2,994 AUD
Rare Carat$3,736 AUD

34 data points across 9 retailers

11 retailers$976 AUD to $3,736 AUD

A
Cheapest Retailer
-
$976 AUD
$686 USD
A
Retailer 2
-
$1,100 AUD
$773 USD
View
A
Retailer 3
-
$1,130 AUD
HK$6,200 HKD
View
Price last confirmed 55 days ago
A
Retailer 4
-
$1,335 AUD
£738 GBP
View
A
Retailer 5
-
$1,503 AUD
$1,056 USD
View
B+
Retailer 6
-
$2,817 AUD
$1,979 USD
View
B+
Retailer 7
-
$2,819 AUD
View
Price last confirmed 21 days ago
B+
Retailer 8
-
$2,994 AUD
£1,656 GBP
View
B+
Retailer 9
-
$3,537 AUD
$2,485 USD
View
B
Retailer 10
-
$3,736 AUD
$2,625 USD
View
Most Expensive
B
Rare Carat
ARI-JY0027_l_754561305 · Oct 18
$3,850 AUD
$2,705 USD
View
Price last confirmed 11 days ago
10 more retailers have this diamond
Prices start from $976 AUDSave up to $2,760 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
1.90ct Round
$976 AUD