CaratHunter
Plans
Oval|Lab Grown|IGI

1.54ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG800685666

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG800685666

Diamond specifications and retailer prices

From $500 AUD
$349 USD
As of November 1, 2026
Save $4,669 AUD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,706 AUD at Rare Carat · As of October 5, 2026
View at Rare Carat

About this 1.54ct lab-grown oval diamond

This 1.54ct lab-grown oval 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 LG800685666 or 800685666. Listed at 16 retailers as of November 1, 2026, with a 934% 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

1.54
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800685666
Dimensions9.54 × 6.41 × 3.95 mm
L/W Ratio1.49
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
9.54 mm6.41 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800685666
Side View
Table 62.0%Crown 33.8°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A+
Exceptional
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 1
Current: $5,706 AUD|Low: $500 AUD|High: $8,677 AUD|Avg: $2,494 AUD|+5.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 4$500 AUD
Retailer 13$580 AUD
Retailer 8$765 AUD
Retailer 17$858 AUD
Retailer 5$952 AUD
Retailer 3$995 AUD
Retailer 11$1,147 AUD
Retailer 16$1,214 AUD
Retailer 6$1,450 AUD
Retailer 15$1,817 AUD
Retailer 12$2,199 AUD
Retailer 2$2,673 AUD
Retailer 10$2,987 AUD
Retailer 9$3,239 AUD
Retailer 7$3,919 AUD
Retailer 14$4,439 AUD
Retailer 18$5,169 AUD
Rare Carat$5,706 AUD

27 data points across 18 retailers

16 retailers$500 AUD to $5,169 AUD

A+
Cheapest Retailer
-
$500 AUD
$349 USD
A
Retailer 2
-
$580 AUD
$405 USD
View
A
Retailer 3
-
$765 AUD
$534 USD
View
Final sale: no returns
A
Retailer 4
-
$858 AUD
$599 USD
View
A
Retailer 5
-
$952 AUD
$665 USD
View
A
Retailer 6
-
$995 AUD
$695 USD
View
A
Retailer 7
-
$1,147 AUD
€763 EUR
View
A
Retailer 8
-
$1,214 AUD
$848 USD
View
B+
Retailer 9
-
$1,450 AUD
View
B+
Retailer 10
-
$1,817 AUD
$1,269 USD
View
B+
Retailer 11
-
$2,199 AUD
$1,536 USD
View
B+
Retailer 12
-
$2,673 AUD
£1,470 GBP
View
B
Retailer 13
-
$3,919 AUD
$2,737 USD
View
B
Retailer 14
-
$4,439 AUD
$3,100 USD
View
B
Retailer 15
-
$5,169 AUD
$3,610 USD
View
Most Expensive
Rare Carat
P86K-34 · Oct 5
$5,706 AUD
$3,985 USD
View
Price last confirmed 29 days ago
15 more retailers have this diamond
Prices start from $500 AUDSave up to $4,669 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 Oval
$500 AUD