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Oval|Lab Grown|IGI

1.54ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG739559978

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG739559978

Diamond specifications and retailer prices

From €284 EUR
As of November 4, 2026
Save €2,317 EUR (89%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: €2,602 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG739559978 or 739559978. Listed at 29 retailers as of November 4, 2026, with prices from €284 to €2,602, a €2,317 spread on the same certified stone. Brilliant Earth lists it at €2,602. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739559978
Dimensions9.40 × 6.44 × 4.06 mm
L/W Ratio1.46
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
9.40 mm6.44 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739559978
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.0%

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 4
Current: €2,602 EUR|Low: €284 EUR|High: €4,383 EUR|Avg: €989 EUR|-40.7%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 21
November 6, 2026
Retailer 17€284 EUR
Retailer 10€364 EUR
Retailer 3€445 EUR
Retailer 18€454 EUR
Retailer 19€519 EUR
Retailer 15€543 EUR
Retailer 7€548 EUR
Retailer 2€550 EUR
Retailer 8€630 EUR
Retailer 9€706 EUR
Retailer 13€739 EUR
Retailer 4€927 EUR
Retailer 20€968 EUR
Retailer 11€1,057 EUR
Retailer 12€1,062 EUR
Retailer 6€1,212 EUR
Retailer 16€1,262 EUR
Retailer 5€1,305 EUR
Retailer 14€1,391 EUR
Retailer 21€1,707 EUR
Brilliant Earth€2,602 EUR

39 data points across 21 retailers

29 retailers€284 EUR to €2,602 EUR

A+
Cheapest Retailer
-
€284 EUR
Final sale: no returns
Retailer 2
-
€314 EUR
View
Price last confirmed 42 days ago
A
Retailer 3
-
€315 EUR
View
Retailer 4
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€315 EUR
View
Price last confirmed 27 days ago
Retailer 5
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€315 EUR
View
Price last confirmed 35 days ago
Retailer 6
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€331 EUR
View
Price last confirmed 38 days ago
A
Retailer 7
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€364 EUR
View
A
Retailer 8
-
€445 EUR
View
A
Retailer 9
-
€454 EUR
View
A
Retailer 10
-
€519 EUR
View
A
Retailer 11
-
€543 EUR
View
A
Retailer 12
-
€548 EUR
View
A
Retailer 13
-
€550 EUR
View
A
Retailer 14
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€630 EUR
View
A
Retailer 15
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€706 EUR
View
A
Retailer 16
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€739 EUR
View
B+
Retailer 17
-
€927 EUR
View
B+
Retailer 18
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€968 EUR
View
Retailer 19
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€1,013 EUR
View
Price last confirmed 27 days ago
B+
Retailer 20
-
€1,057 EUR
View
B+
Retailer 21
-
€1,062 EUR
View
Retailer 22
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€1,077 EUR
View
Price last confirmed 37 days ago
B+
Retailer 23
-
€1,212 EUR
View
B+
Retailer 24
-
€1,262 EUR
View
B+
Retailer 25
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€1,305 EUR
View
B+
Retailer 26
-
€1,391 EUR
View
Retailer 27
-
€1,707 EUR
View
Price last confirmed 29 days ago
Retailer 28
-
€2,165 EUR
View
Price last confirmed 39 days ago
Most Expensive
B
Brilliant Earth
16164102A · Nov 4
€2,602 EUR
$2,920 USD
View
28 more retailers have this diamond
Prices start from €284 EURSave up to €2,317 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 Oval
€284 EUR