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Cushion|Natural|GIA

1.55ct I SI1 Cushion Natural Diamond

ID • I/SI1 • GIA 5242011749

Certificate GIA 5242011749

Diamond specifications and retailer prices

From HK$24,003 HKD
As of November 2, 2026
Save HK$29,407 HKD (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$53,410 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.55ct natural cushion diamond

This 1.55ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5242011749. Listed at 17 retailers as of November 1, 2026, with prices from HK$24,003 to HK$53,410, a HK$29,407 spread on the same certified stone. MOH London lists it at HK$53,410. 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

1.55
Carat
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5242011749
Dimensions8.26 × 6.15 × 4.03 mm
L/W Ratio1.34
Girdle conditionFaceted
Top View
8.26 mm6.15 mm1.55 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5242011749
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 65.5%

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 2
Current: HK$53,410 HKD|Low: HK$23,601 HKD|High: HK$55,811 HKD|Avg: HK$32,709 HKD|-4.3%
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
Retailer 16
November 2, 2026
Retailer 11HK$24,003 HKD
Retailer 16HK$25,319 HKD
Retailer 5HK$26,096 HKD
Retailer 14HK$27,132 HKD
Retailer 3HK$27,204 HKD
Retailer 2HK$28,191 HKD
Retailer 7HK$28,364 HKD
Retailer 13HK$28,838 HKD
Retailer 9HK$29,266 HKD
Retailer 15HK$30,478 HKD
Retailer 10HK$33,338 HKD
Retailer 8HK$35,449 HKD
Retailer 12HK$36,719 HKD
Retailer 4HK$40,220 HKD
Retailer 6HK$50,567 HKD
MOH LondonHK$53,410 HKD

24 data points across 16 retailers

17 retailersHK$24,003 HKD to HK$53,410 HKD

A
Cheapest Retailer
-
HK$24,003 HKD
A
Retailer 2
-
HK$25,319 HKD
$3,227 USD
View
A
Retailer 3
-
HK$26,096 HKD
$3,326 USD
View
A
Retailer 4
-
HK$27,132 HKD
$3,458 USD
View
Final sale: no returns
A
Retailer 5
-
HK$27,204 HKD
€3,302 EUR
View
A
Retailer 6
-
HK$28,191 HKD
$3,593 USD
View
A
Retailer 7
-
HK$28,364 HKD
$3,615 USD
View
A
Retailer 8
-
HK$28,838 HKD
$3,675 USD
View
A
Retailer 9
-
HK$29,266 HKD
$3,730 USD
View
A
Retailer 10
-
HK$30,478 HKD
£3,059 GBP
View
A
Retailer 11
-
HK$31,967 HKD
A$6,268 AUD
View
A
Retailer 12
-
HK$33,338 HKD
$4,249 USD
View
Retailer 13
-
HK$35,449 HKD
A$6,951 AUD
View
Price last confirmed 23 days ago
A
Retailer 14
-
HK$36,719 HKD
€4,457 EUR
View
B+
Retailer 15
-
HK$40,220 HKD
ZAR 82,812 ZAR
View
Retailer 16
-
HK$50,567 HKD
$6,445 USD
View
Price last confirmed 9 days ago
Most Expensive
B+
MOH London
EDA8DE476 · Nov 1
HK$53,410 HKD
£5,360 GBP
View
16 more retailers have this diamond
Prices start from HK$24,003 HKDSave up to HK$29,407 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
1.55ct Cushion
HK$24,003 HKD