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Cushion|Natural|GIA

1.20ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 6552511415

Certificate GIA 6552511415

Diamond specifications and retailer prices

From HK$17,955 HKD
As of November 4, 2026
Save HK$22,505 HKD (56%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$40,461 HKD at MOH London · As of November 7, 2026
View at MOH London

About this 1.2ct natural cushion diamond

This 1.2ct natural cushion sits in the classic one-carat band, graded G 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 6552511415. Listed at 23 retailers as of November 4, 2026, with prices from HK$17,955 to HK$40,461, a HK$22,505 spread on the same certified stone. MOH London lists it at HK$40,461. 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

1.20
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6552511415
Dimensions7.79 × 5.26 × 3.54 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
7.79 mm5.26 mm1.20 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6552511415
Side View
Table 67.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.3%

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: Nov 4
Current: HK$40,461 HKD|Low: HK$17,752 HKD|High: HK$41,337 HKD|Avg: HK$25,069 HKD|-2.1%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 7, 2026
Retailer 8HK$17,955 HKD
Retailer 6HK$18,841 HKD
Retailer 20HK$20,346 HKD
Retailer 10HK$21,380 HKD
Retailer 9HK$21,866 HKD
Retailer 3HK$22,062 HKD
Retailer 13HK$22,885 HKD
Retailer 16HK$23,598 HKD
Retailer 5HK$23,959 HKD
Retailer 12HK$24,586 HKD
Retailer 17HK$24,852 HKD
Retailer 11HK$24,931 HKD
Retailer 2HK$25,229 HKD
Retailer 4HK$25,236 HKD
Retailer 14HK$25,236 HKD
Retailer 15HK$26,099 HKD
Retailer 19HK$27,298 HKD
Retailer 18HK$28,317 HKD
Retailer 7HK$29,257 HKD
MOH LondonHK$40,461 HKD

23 data points across 20 retailers

23 retailersHK$17,955 HKD to HK$40,461 HKD

A
Cheapest Retailer
-
HK$17,955 HKD
A
Retailer 2
-
HK$18,841 HKD
View
A
Retailer 3
-
HK$20,346 HKD
View
Final sale: no returns
Retailer 4
-
HK$21,380 HKD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
HK$21,866 HKD
View
B+
Retailer 6
-
HK$22,062 HKD
View
B+
Retailer 7
-
HK$22,885 HKD
View
B+
Retailer 8
-
HK$23,222 HKD
View
B+
Retailer 9
-
HK$23,598 HKD
View
B+
Retailer 10
-
HK$23,959 HKD
View
Retailer 11
-
HK$24,586 HKD
View
Price last confirmed 22 days ago
B+
Retailer 12
-
HK$24,743 HKD
View
B+
Retailer 13
-
HK$24,852 HKD
View
Retailer 14
-
HK$24,931 HKD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
HK$25,229 HKD
View
B+
Retailer 16
-
HK$25,236 HKD
View
B+
Retailer 17
-
HK$25,236 HKD
View
B+
Retailer 18
-
HK$26,099 HKD
View
Retailer 19
-
HK$26,921 HKD
View
Price last confirmed 34 days ago
B+
Retailer 20
-
HK$27,298 HKD
View
B+
Retailer 21
-
HK$28,317 HKD
View
B+
Retailer 22
-
HK$29,257 HKD
View
Most Expensive
B
MOH London
805DF8A19 · Nov 7
HK$40,461 HKD
£4,065 GBP
View
22 more retailers have this diamond
Prices start from HK$17,955 HKDSave up to HK$22,505 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
1.20ct Cushion
HK$17,955 HKD