CaratHunter
Plans
Round|Lab Grown|IGI

1.54ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG781617081

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781617081

Diamond specifications and retailer prices

From $437 USD
As of October 29, 2026
Save $2,813 USD (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,250 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG781617081 or 781617081. Listed at 26 retailers as of October 29, 2026, with prices from $437 to $3,250, a $2,813 spread on the same certified stone. Brilliant Earth lists it at $3,250. 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
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781617081
Dimensions7.29 × 7.36 × 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
7.29 mm7.36 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781617081
Side View
Table 56.0%Crown 35.8°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.4%

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: Oct 29
Current: $3,250 USD|Low: $437 USD|High: $3,260 USD|Avg: $1,176 USD|-0.3%
Brilliant Earth
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 30, 2026
Retailer 3$437 USD
Retailer 21$490 USD
Retailer 2$507 USD
Retailer 7$542 USD
Retailer 8$542 USD
Retailer 20$589 USD
Retailer 19$685 USD
Retailer 9$728 USD
Retailer 17$848 USD
Retailer 6$857 USD
Retailer 13$891 USD
Retailer 18$931 USD
Retailer 15$954 USD
Retailer 5$1,036 USD
Retailer 22$1,309 USD
Retailer 11$1,721 USD
Retailer 4$1,743 USD
Retailer 14$1,776 USD
Retailer 10$1,950 USD
Retailer 16$2,002 USD
Retailer 12$2,029 USD
Brilliant Earth$3,250 USD

36 data points across 22 retailers

26 retailers$437 USD to $3,250 USD

A+
Cheapest Retailer
-
$437 USD
A
Retailer 2
-
$490 USD
View
A
Retailer 3
-
$507 USD
View
Final sale: no returns
A
Retailer 4
-
$542 USD
View
A
Retailer 5
-
$542 USD
View
A
Retailer 6
-
$589 USD
HK$4,600 HKD
View
A
Retailer 7
-
$685 USD
View
A
Retailer 8
-
$728 USD
View
A
Retailer 9
-
$848 USD
€808 EUR
View
A
Retailer 10
-
$857 USD
View
A
Retailer 11
-
$891 USD
£701 GBP
View
A
Retailer 12
-
$931 USD
ZAR 15,048 ZAR
View
A
Retailer 13
-
$954 USD
A$1,468 AUD
View
A
Retailer 14
-
$1,036 USD
View
B+
Retailer 15
-
$1,309 USD
View
Retailer 16
-
$1,529 USD
View
Price last confirmed 44 days ago
B+
Retailer 17
-
$1,721 USD
SGD 2,326 SGD
View
B
Retailer 18
-
$1,743 USD
View
B+
Retailer 19
-
$1,776 USD
View
B+
Retailer 20
-
$1,810 USD
View
B+
Retailer 21
-
$1,897 USD
View
B+
Retailer 22
-
$1,950 USD
View
B+
Retailer 23
-
$2,002 USD
£1,576 GBP
View
B+
Retailer 24
-
$2,029 USD
View
Retailer 25
-
$3,250 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
19883543A · Oct 29
$3,250 USD
View
25 more retailers have this diamond
Prices start from $437 USDSave up to $2,813 USD

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
$437 USD