CaratHunter
Plans
Oval|Lab Grown|IGI

1.87ct K SI2 Oval Lab Grown Diamond

ID • K/SI2 • IGI LG451058154

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451058154

Diamond specifications and retailer prices

From €1,896 EUR
As of November 5, 2026
Save €4,054 EUR (68%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €5,950 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.87ct lab-grown oval diamond

This 1.87ct lab-grown oval sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451058154 or 451058154. Listed at 8 retailers as of November 5, 2026, with prices from €1,896 to €5,950, a €4,054 spread on the same certified stone. MOH London lists it at €5,950. 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

1.87
Carat
K
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451058154
Dimensions9.50 × 6.98 × 4.35 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Top View
9.50 mm6.98 mm1.87 ctK / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451058154
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: €5,950 EUR|Low: €1,820 EUR|High: €6,046 EUR|Avg: €3,344 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3€1,896 EUR
Retailer 7€2,063 EUR
Retailer 4€2,199 EUR
Retailer 8€2,796 EUR
Retailer 6€3,023 EUR
Retailer 5€3,437 EUR
Retailer 2€3,527 EUR
Retailer 9€4,922 EUR
MOH London€5,950 EUR

16 data points across 9 retailers

8 retailers€1,896 EUR to €5,950 EUR

B+
Cheapest Retailer
-
€1,896 EUR
B+
Retailer 2
-
€2,063 EUR
View
Retailer 3
-
€2,199 EUR
View
Price last confirmed 26 days ago
B
Retailer 4
-
€2,199 EUR
View
B
Retailer 5
-
€3,023 EUR
View
B
Retailer 6
-
€3,437 EUR
View
B
Retailer 7
-
€3,527 EUR
View
Most Expensive
B
MOH London
LG451058154 · Nov 5
€5,950 EUR
£5,231 GBP
View
7 more retailers have this diamond
Prices start from €1,896 EURSave up to €4,054 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.

B+
1.87ct Oval
€1,896 EUR