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Cushion|Natural|GIA

1.55ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 6561555040

Certificate GIA 6561555040

Diamond specifications and retailer prices

From HK$21,166 HKD
₹256,918 INR
As of October 28, 2026
Save HK$11,512 HKD (35%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$32,678 HKD at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 1.55ct natural cushion diamond

This 1.55ct natural cushion sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561555040. Listed at 6 retailers as of October 28, 2026, with prices from HK$21,166 to HK$32,678, a HK$11,512 spread on the same certified stone. 77 Diamonds lists it at HK$32,678. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561555040
Dimensions7.64 × 5.88 × 3.90 mm
L/W Ratio1.30
Culet sizeNone
Top View
7.64 mm5.88 mm1.55 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561555040
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 66.3%

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 28
Current: HK$32,678 HKD|Low: HK$21,090 HKD|High: HK$32,678 HKD|Avg: HK$28,653 HKD|+1.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 3HK$21,166 HKD
Retailer 4HK$29,344 HKD
Retailer 5HK$29,588 HKD
Retailer 2HK$30,515 HKD
77 DiamondsHK$32,678 HKD

8 data points across 5 retailers

6 retailersHK$21,166 HKD to HK$32,678 HKD

A
Cheapest Retailer
-
HK$21,166 HKD
₹256,918 INR
A
Retailer 2
-
HK$23,852 HKD
$3,040 USD
View
B+
Retailer 3
-
HK$29,344 HKD
$3,740 USD
View
B+
Retailer 4
-
HK$29,588 HKD
$3,771 USD
View
B+
Retailer 5
-
HK$30,515 HKD
€3,704 EUR
View
Most Expensive
B+
77 Diamonds
CUSCPYPEDCNMT · Oct 30
HK$32,678 HKD
£3,279 GBP
View
5 more retailers have this diamond
Prices start from HK$21,166 HKDSave up to HK$11,512 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$21,166 HKD