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Oval|Lab Grown|IGI

1.55ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG689565873

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG689565873

Diamond specifications and retailer prices

From €286 EUR
As of November 4, 2026
Save €2,333 EUR (89%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: €2,619 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 LG689565873 or 689565873. Listed at 31 retailers as of November 4, 2026, with prices from €286 to €2,619, a €2,333 spread on the same certified stone. Brilliant Earth lists it at €2,619. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689565873
Dimensions9.29 × 6.61 × 4.05 mm
L/W Ratio1.41
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 mm6.61 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689565873
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: €2,619 EUR|Low: €286 EUR|High: €4,410 EUR|Avg: €973 EUR|-40.6%
Brilliant Earth
Retailer 2
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Retailer 21
November 6, 2026
Retailer 16€286 EUR
Retailer 10€364 EUR
Retailer 3€447 EUR
Retailer 19€450 EUR
Retailer 20€521 EUR
Retailer 17€546 EUR
Retailer 7€551 EUR
Retailer 2€554 EUR
Retailer 8€630 EUR
Retailer 9€710 EUR
Retailer 15€743 EUR
Retailer 4€938 EUR
Retailer 21€974 EUR
Retailer 14€1,050 EUR
Retailer 11€1,063 EUR
Retailer 12€1,067 EUR
Retailer 6€1,220 EUR
Retailer 13€1,267 EUR
Retailer 5€1,311 EUR
Retailer 18€1,701 EUR
Brilliant Earth€2,619 EUR

37 data points across 21 retailers

31 retailers€286 EUR to €2,619 EUR

Retailer 1
-
€272 EUR
Price last confirmed 39 days ago
A
Retailer 2
-
€286 EUR
View
Final sale: no returns
Retailer 3
-
€297 EUR
View
Price last confirmed 24 days ago
Retailer 4
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€315 EUR
View
Price last confirmed 42 days ago
A
Retailer 5
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€317 EUR
View
Retailer 6
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€317 EUR
View
Price last confirmed 27 days ago
Retailer 7
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€317 EUR
View
Price last confirmed 35 days ago
Retailer 8
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€332 EUR
View
Price last confirmed 38 days ago
A
Retailer 9
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€364 EUR
View
A
Retailer 10
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€447 EUR
View
A
Retailer 11
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€450 EUR
View
A
Retailer 12
-
€521 EUR
View
A
Retailer 13
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€546 EUR
View
A
Retailer 14
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€551 EUR
View
A
Retailer 15
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€554 EUR
View
A
Retailer 16
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€630 EUR
View
A
Retailer 17
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€710 EUR
View
A
Retailer 18
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€743 EUR
View
B+
Retailer 19
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€938 EUR
View
B+
Retailer 20
-
€974 EUR
View
Retailer 21
-
€1,019 EUR
View
Price last confirmed 27 days ago
B+
Retailer 22
-
€1,050 EUR
View
B+
Retailer 23
-
€1,063 EUR
View
B+
Retailer 24
-
€1,067 EUR
View
Retailer 25
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€1,083 EUR
View
Price last confirmed 37 days ago
B+
Retailer 26
-
€1,220 EUR
View
B+
Retailer 27
-
€1,267 EUR
View
B+
Retailer 28
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€1,311 EUR
View
B+
Retailer 29
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€1,701 EUR
View
Retailer 30
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€2,165 EUR
View
Price last confirmed 39 days ago
Most Expensive
B
Brilliant Earth
13883160A · Nov 4
€2,619 EUR
$2,940 USD
View
30 more retailers have this diamond
Prices start from €286 EURSave up to €2,333 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
€286 EUR