CaratHunter
Plans
Round|Lab Grown|IGI

1.54ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG770636780

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770636780

Diamond specifications and retailer prices

From €550 EUR
$614 USD
As of November 1, 2026
Save €2,709 EUR (83%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €4,431 EUR at Brilliant Earth · As of October 14, 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 LG770636780 or 770636780. Listed at 26 retailers as of October 31, 2026, with a 493% 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
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770636780
Dimensions7.46 × 7.50 × 4.48 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
7.46 mm7.50 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770636780
Side View
Table 59.0%Crown 32.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.0%

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: Nov 1
Current: €3,258 EUR|Low: €550 EUR|High: €4,431 EUR|Avg: €1,463 EUR|-26.5%
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
Retailer 23
November 1, 2026
Retailer 13€550 EUR
Retailer 23€638 EUR
Retailer 12€657 EUR
Retailer 6€681 EUR
Retailer 20€695 EUR
Retailer 4€791 EUR
Retailer 10€900 EUR
Retailer 17€931 EUR
Retailer 11€976 EUR
Retailer 21€976 EUR
Retailer 8€993 EUR
Retailer 19€1,085 EUR
Retailer 18€1,085 EUR
Retailer 7€1,104 EUR
Retailer 3€1,240 EUR
Retailer 5€1,489 EUR
Retailer 22€1,955 EUR
Retailer 16€2,296 EUR
Retailer 14€2,322 EUR
Retailer 9€2,349 EUR
Retailer 15€2,370 EUR
Retailer 2€2,868 EUR
Brilliant Earth€3,258 EUR

20 data points across 23 retailers

26 retailers€550 EUR to €3,258 EUR

A
Cheapest Retailer
-
€550 EUR
$614 USD
A
Retailer 2
-
€638 EUR
$713 USD
View
A
Retailer 3
-
€657 EUR
$734 USD
View
Final sale: no returns
Retailer 4
-
€681 EUR
$761 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
€695 EUR
$777 USD
View
A
Retailer 6
-
€791 EUR
HK$6,900 HKD
View
A
Retailer 7
-
€900 EUR
$1,005 USD
View
A
Retailer 8
-
€931 EUR
£819 GBP
View
B+
Retailer 9
-
€976 EUR
$1,090 USD
View
B+
Retailer 10
-
€976 EUR
$1,090 USD
View
B+
Retailer 11
-
€993 EUR
$1,109 USD
View
B+
Retailer 12
-
€1,085 EUR
View
B+
Retailer 13
-
€1,085 EUR
£954 GBP
View
B+
Retailer 14
-
€1,104 EUR
A$1,898 AUD
View
Retailer 15
-
€1,240 EUR
ZAR 22,372 ZAR
View
Price last confirmed 8 days ago
B+
Retailer 16
-
€1,489 EUR
$1,663 USD
View
B
Retailer 17
-
€1,583 EUR
$1,768 USD
View
B+
Retailer 18
-
€1,955 EUR
$2,184 USD
View
B
Retailer 19
-
€2,197 EUR
$2,455 USD
View
B
Retailer 20
-
€2,296 EUR
SGD 3,466 SGD
View
B
Retailer 21
-
€2,322 EUR
$2,594 USD
View
B
Retailer 22
-
€2,349 EUR
$2,624 USD
View
B
Retailer 23
-
€2,370 EUR
$2,647 USD
View
B
Retailer 24
-
€2,868 EUR
£2,523 GBP
View
B
Retailer 25
-
€3,258 EUR
$3,640 USD
View
Most Expensive
Brilliant Earth
18937699A · Oct 14
€4,431 EUR
$4,950 USD
View
Price last confirmed 18 days ago
25 more retailers have this diamond
Prices start from €550 EURSave up to €2,709 EUR

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
€550 EUR