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Cushion|Natural|GIA

1.20ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 7551587301

Certificate GIA 7551587301

Diamond specifications and retailer prices

From €1,700 EUR
HK$14,900 HKD
As of October 31, 2026
Save €2,291 EUR (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €3,991 EUR at MOH London · As of October 29, 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 J 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 7551587301. Listed at 17 retailers as of October 29, 2026, with prices from €1,700 to €3,991, a €2,291 spread on the same certified stone. MOH London lists it at €3,991. 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
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551587301
Dimensions7.39 × 5.49 × 3.69 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Cloud, Crystal, Indented Natural, Needle, Natural
Top View
7.39 mm5.49 mm1.20 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7551587301
Side View
Table 66.0%CrownGirdle: VTN-THKPavilionCulet: NoneDepth 67.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €3,991 EUR|Low: €1,689 EUR|High: €4,026 EUR|Avg: €2,414 EUR|-0.9%
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
October 31, 2026
Retailer 6€1,700 EUR
Retailer 2€1,791 EUR
Retailer 12€1,985 EUR
Retailer 3€2,091 EUR
Retailer 10€2,217 EUR
Retailer 11€2,266 EUR
Retailer 5€2,369 EUR
Retailer 4€2,391 EUR
Retailer 9€2,422 EUR
Retailer 13€2,465 EUR
Retailer 7€2,785 EUR
Retailer 8€2,830 EUR
MOH London€3,991 EUR

24 data points across 13 retailers

17 retailers€1,700 EUR to €3,991 EUR

B+
Cheapest Retailer
-
€1,700 EUR
HK$14,900 HKD
B+
Retailer 2
-
€1,791 EUR
₹191,294 INR
View
B+
Retailer 3
-
€1,985 EUR
SGD 3,009 SGD
View
B
Retailer 4
-
€2,091 EUR
$2,345 USD
View
Final sale: no returns
B
Retailer 5
-
€2,119 EUR
$2,377 USD
View
B
Retailer 6
-
€2,122 EUR
$2,380 USD
View
B+
Retailer 7
-
€2,217 EUR
£1,958 GBP
View
B+
Retailer 8
-
€2,266 EUR
$2,541 USD
View
B
Retailer 9
-
€2,369 EUR
SGD 3,590 SGD
View
B
Retailer 10
-
€2,386 EUR
A$4,118 AUD
View
B
Retailer 11
-
€2,391 EUR
$2,682 USD
View
B
Retailer 12
-
€2,422 EUR
£2,139 GBP
View
B
Retailer 13
-
€2,465 EUR
$2,765 USD
View
Retailer 14
-
€2,551 EUR
A$4,402 AUD
View
Price last confirmed 25 days ago
B
Retailer 15
-
€2,785 EUR
ZAR 50,465 ZAR
View
B
Retailer 16
-
€2,830 EUR
View
Most Expensive
B
MOH London
BC1877D3C · Oct 29
€3,991 EUR
£3,525 GBP
View
16 more retailers have this diamond
Prices start from €1,700 EURSave up to €2,291 EUR

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+
1.20ct Cushion
€1,700 EUR