Oval|Lab Grown|IGI

2.51ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG706508588

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG706508588

Diamond specifications and retailer prices

From €598 EUR
A$1,028 AUD
As of October 27, 2026
15 retailers carry this diamond
Most expensive: €1,347 EUR at MOH London · As of October 19, 2026
View at MOH London

About this 2.51ct lab-grown oval diamond

This 2.51ct lab-grown oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG706508588 or 706508588. Listed at 15 retailers as of October 27, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.51
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706508588
Dimensions11.29 × 7.46 × 4.48 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.29 mm7.46 mm2.51 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706508588
Side View
Table 62.0%Crown 33.3°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 60.1%

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: Oct 27
Current: €1,347 EUR|Low: €259 EUR|High: €1,356 EUR|Avg: €552 EUR|+0.5%
MOH London
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
October 21, 2026
Retailer 13€269 EUR
Retailer 6€301 EUR
Retailer 4€312 EUR
Retailer 7€334 EUR
Retailer 14€334 EUR
Retailer 8€412 EUR
Retailer 2€492 EUR
Retailer 15€547 EUR
Retailer 10€552 EUR
Retailer 9€587 EUR
Retailer 11€598 EUR
Retailer 5€602 EUR
Retailer 12€1,027 EUR
Retailer 3€1,075 EUR
MOH London€1,347 EUR

36 data points across 15 retailers

15 retailers

Retailer 1
-
€269 EUR
$301 USD
Price last confirmed 12 days ago
Retailer 2
-
€312 EUR
$349 USD
View
Price last confirmed 17 days ago
Retailer 3
-
€334 EUR
$373 USD
View
Price last confirmed 12 days ago
Retailer 4
-
€334 EUR
$373 USD
View
Price last confirmed 15 days ago
Retailer 5
-
€412 EUR
£362 GBP
View
Price last confirmed 11 days ago
Retailer 6
-
€492 EUR
$550 USD
View
Price last confirmed 10 days ago
Retailer 7
-
€547 EUR
$611 USD
View
Price last confirmed 13 days ago
Retailer 8
-
€587 EUR
£516 GBP
View
Price last confirmed 11 days ago
A
Retailer 9
-
€598 EUR
A$1,028 AUD
View
Retailer 10
-
€602 EUR
$673 USD
View
Price last confirmed 12 days ago
Retailer 11
-
€840 EUR
$939 USD
View
Price last confirmed 12 days ago
Retailer 12
-
€1,027 EUR
$1,147 USD
View
Price last confirmed 12 days ago
Retailer 13
-
€1,075 EUR
$1,201 USD
View
Price last confirmed 13 days ago
Retailer 14
-
€1,117 EUR
$1,248 USD
View
Price last confirmed 11 days ago
Most Expensive
MOH London
LG706508588 · Oct 19
€1,347 EUR
£1,185 GBP
View
Price last confirmed 12 days ago
14 more retailers have this diamond
Prices start from €598 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
2.51ct Oval
€598 EUR