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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 HK$16,592 HKD
As of November 5, 2026
Save HK$35,475 HKD (68%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$52,067 HKD 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 HK$16,592 to HK$52,067, a HK$35,475 spread on the same certified stone. MOH London lists it at HK$52,067. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: HK$52,067 HKD|Low: HK$15,926 HKD|High: HK$52,903 HKD|Avg: HK$29,264 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3HK$16,592 HKD
Retailer 7HK$18,050 HKD
Retailer 4HK$19,241 HKD
Retailer 8HK$24,468 HKD
Retailer 6HK$26,451 HKD
Retailer 5HK$30,072 HKD
Retailer 2HK$30,864 HKD
Retailer 9HK$43,067 HKD
MOH LondonHK$52,067 HKD

16 data points across 9 retailers

8 retailersHK$16,592 HKD to HK$52,067 HKD

B+
Cheapest Retailer
-
HK$16,592 HKD
B+
Retailer 2
-
HK$18,050 HKD
View
Retailer 3
-
HK$19,241 HKD
View
Price last confirmed 26 days ago
B
Retailer 4
-
HK$19,241 HKD
View
B
Retailer 5
-
HK$26,451 HKD
View
B
Retailer 6
-
HK$30,072 HKD
View
B
Retailer 7
-
HK$30,864 HKD
View
Most Expensive
B
MOH London
LG451058154 · Nov 5
HK$52,067 HKD
£5,231 GBP
View
7 more retailers have this diamond
Prices start from HK$16,592 HKDSave up to HK$35,475 HKD

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
HK$16,592 HKD