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Round|Lab Grown|IGI

1.54ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG770639797

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770639797

Diamond specifications and retailer prices

From $726 AUD
$510 USD
As of October 29, 2026
Save $5,722 AUD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $6,448 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG770639797 or 770639797. Listed at 22 retailers as of October 29, 2026, with prices from $726 to $6,448, a $5,722 spread on the same certified stone. Do Amore Diamonds lists it at $6,448. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770639797
Dimensions7.35 × 7.40 × 4.58 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
7.35 mm7.40 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770639797
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.0%

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: Oct 29
Current: $6,448 AUD|Low: $726 AUD|High: $6,975 AUD|Avg: $2,628 AUD|-7.6%
Do Amore Diamonds
Retailer 2
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Retailer 21
October 30, 2026
Retailer 10$726 AUD
Retailer 5$811 AUD
Retailer 21$813 AUD
Retailer 4$900 AUD
Retailer 17$1,096 AUD
Retailer 19$1,164 AUD
Retailer 2$1,275 AUD
Retailer 3$1,324 AUD
Retailer 6$1,398 AUD
Retailer 15$1,490 AUD
Retailer 13$1,545 AUD
Retailer 16$1,707 AUD
Retailer 8$2,322 AUD
Retailer 20$2,612 AUD
Retailer 7$3,336 AUD
Retailer 12$3,386 AUD
Retailer 9$3,427 AUD
Retailer 14$3,793 AUD
Retailer 18$4,317 AUD
Retailer 11$4,598 AUD
Do Amore Diamonds$6,448 AUD

35 data points across 21 retailers

22 retailers$726 AUD to $6,448 AUD

A
Cheapest Retailer
-
$726 AUD
$510 USD
A
Retailer 2
-
$811 AUD
$570 USD
View
Final sale: no returns
A
Retailer 3
-
$813 AUD
$571 USD
View
A
Retailer 4
-
$900 AUD
$632 USD
View
Retailer 5
-
$974 AUD
$684 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,096 AUD
$770 USD
View
A
Retailer 7
-
$1,164 AUD
$818 USD
View
A
Retailer 8
-
$1,275 AUD
£705 GBP
View
A
Retailer 9
-
$1,324 AUD
$930 USD
View
A
Retailer 10
-
$1,398 AUD
$982 USD
View
A
Retailer 11
-
$1,490 AUD
€997 EUR
View
A
Retailer 12
-
$1,545 AUD
£854 GBP
View
B+
Retailer 13
-
$1,707 AUD
ZAR 19,371 ZAR
View
B+
Retailer 14
-
$2,322 AUD
$1,631 USD
View
B+
Retailer 15
-
$2,612 AUD
$1,835 USD
View
B
Retailer 16
-
$3,336 AUD
$2,344 USD
View
B
Retailer 17
-
$3,386 AUD
$2,379 USD
View
B
Retailer 18
-
$3,427 AUD
SGD 3,254 SGD
View
Retailer 19
-
$3,793 AUD
$2,665 USD
View
Price last confirmed 12 days ago
B
Retailer 20
-
$4,317 AUD
£2,388 GBP
View
B
Retailer 21
-
$4,598 AUD
$3,230 USD
View
Most Expensive
B
Do Amore Diamonds
27-E4134316C · Oct 30
$6,448 AUD
$4,530 USD
View
21 more retailers have this diamond
Prices start from $726 AUDSave up to $5,722 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
1.54ct Round
$726 AUD