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Oval|Lab Grown|IGI

1.55ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG754508368

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG754508368

Diamond specifications and retailer prices

From €274 EUR
As of November 4, 2026
Save €2,179 EUR (89%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: €2,454 EUR at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.55ct lab-grown oval diamond

This 1.55ct 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 LG754508368 or 754508368. Listed at 32 retailers as of November 4, 2026, with prices from €274 to €2,454, a €2,179 spread on the same certified stone. Blue Nile lists it at €2,454. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508368
Dimensions9.29 × 6.63 × 4.08 mm
L/W Ratio1.40
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
9.29 mm6.63 mm1.55 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508368
Side View
Table 58.0%Crown 34.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.5%

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: Nov 4
Current: €2,454 EUR|Low: €274 EUR|High: €2,985 EUR|Avg: €1,085 EUR
Blue Nile
Retailer 2
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Retailer 24
November 6, 2026
Retailer 7€274 EUR
Retailer 12€433 EUR
Retailer 6€447 EUR
Retailer 22€450 EUR
Retailer 23€521 EUR
Retailer 9€523 EUR
Retailer 19€546 EUR
Retailer 2€552 EUR
Retailer 10€641 EUR
Retailer 11€710 EUR
Retailer 8€730 EUR
Retailer 18€743 EUR
Retailer 24€883 EUR
Retailer 17€1,083 EUR
Retailer 3€1,129 EUR
Retailer 14€1,166 EUR
Retailer 5€1,231 EUR
Retailer 15€1,248 EUR
Retailer 13€1,267 EUR
Retailer 20€1,701 EUR
Retailer 4€2,058 EUR
Retailer 16€2,156 EUR
Retailer 21€2,370 EUR
Blue Nile€2,454 EUR

43 data points across 24 retailers

32 retailers€274 EUR to €2,454 EUR

Retailer 1
-
€246 EUR
Price last confirmed 39 days ago
Retailer 2
-
€269 EUR
View
Price last confirmed 24 days ago
A
Retailer 3
-
€274 EUR
View
Final sale: no returns
Retailer 4
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€286 EUR
View
Price last confirmed 42 days ago
A
Retailer 5
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€287 EUR
View
Retailer 6
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€287 EUR
View
Price last confirmed 27 days ago
Retailer 7
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€287 EUR
View
Price last confirmed 35 days ago
Retailer 8
-
€301 EUR
View
Price last confirmed 38 days ago
A
Retailer 9
-
€433 EUR
View
A
Retailer 10
-
€447 EUR
View
A
Retailer 11
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€450 EUR
View
A
Retailer 12
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€521 EUR
View
A
Retailer 13
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€523 EUR
View
A
Retailer 14
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€546 EUR
View
A
Retailer 15
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€552 EUR
View
A
Retailer 16
-
€641 EUR
View
A
Retailer 17
-
€710 EUR
View
A
Retailer 18
-
€730 EUR
View
A
Retailer 19
-
€743 EUR
View
B+
Retailer 20
-
€883 EUR
View
Retailer 21
-
€1,019 EUR
View
Price last confirmed 27 days ago
Retailer 22
-
€1,083 EUR
View
Price last confirmed 37 days ago
B+
Retailer 23
-
€1,129 EUR
View
B+
Retailer 24
-
€1,166 EUR
View
B+
Retailer 25
-
€1,231 EUR
View
B+
Retailer 26
-
€1,248 EUR
View
B+
Retailer 27
-
€1,267 EUR
View
B+
Retailer 28
-
€1,701 EUR
View
B
Retailer 29
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€2,058 EUR
View
Retailer 30
-
€2,156 EUR
View
Price last confirmed 39 days ago
B
Retailer 31
-
€2,370 EUR
View
Most Expensive
B
Blue Nile
28930044 · Nov 5
€2,454 EUR
$2,754 USD
View
31 more retailers have this diamond
Prices start from €274 EURSave up to €2,179 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
1.55ct Oval
€274 EUR