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Cushion|Natural|GIA

1.86ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 6432934893

Shape and cutting style on the report: Cushion modified brilliant

Certificate GIA 6432934893

Diamond specifications and retailer prices

From HK$19,061 HKD
As of November 6, 2026
Save HK$24,078 HKD (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$43,138 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 1.86ct natural cushion diamond

This 1.86ct natural cushion sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6432934893. Listed at 13 retailers as of November 4, 2026, with prices from HK$19,061 to HK$43,138, a HK$24,078 spread on the same certified stone. MOH London lists it at HK$43,138. 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

1.86
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6432934893
Dimensions7.33 × 6.57 × 4.55 mm
L/W Ratio1.12
Top View
7.33 mm6.57 mm1.86 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6432934893
Side View
Table 62.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 69.2%

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: Nov 6
Current: HK$43,138 HKD|Low: HK$18,857 HKD|High: HK$43,775 HKD|Avg: HK$27,644 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8HK$19,061 HKD
Retailer 7HK$22,235 HKD
Retailer 11HK$24,351 HKD
Retailer 9HK$24,664 HKD
Retailer 5HK$24,899 HKD
Retailer 3HK$25,534 HKD
Retailer 10HK$25,863 HKD
Retailer 4HK$26,483 HKD
Retailer 2HK$30,103 HKD
Retailer 6HK$31,569 HKD
MOH LondonHK$43,138 HKD

42 data points across 11 retailers

13 retailersHK$19,061 HKD to HK$43,138 HKD

A
Cheapest Retailer
-
HK$19,061 HKD
A
Retailer 2
-
HK$22,235 HKD
View
A
Retailer 3
-
HK$22,964 HKD
View
A
Retailer 4
-
HK$24,351 HKD
View
A
Retailer 5
-
HK$24,664 HKD
View
A
Retailer 6
-
HK$24,899 HKD
View
A
Retailer 7
-
HK$25,088 HKD
View
Retailer 8
-
HK$25,863 HKD
View
Price last confirmed 9 days ago
A
Retailer 9
-
HK$26,483 HKD
View
A
Retailer 10
-
HK$30,103 HKD
View
B+
Retailer 11
-
HK$31,569 HKD
View
B+
Retailer 12
-
HK$36,616 HKD
View
Most Expensive
B
MOH London
7AB8E7FDB · Nov 4
HK$43,138 HKD
£4,334 GBP
View
12 more retailers have this diamond
Prices start from HK$19,061 HKDSave up to HK$24,078 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.

A
1.86ct Cushion
HK$19,061 HKD