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Cushion|Natural|GIA

1.20ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1559836848

Certificate GIA 1559836848

Diamond specifications and retailer prices

From €2,579 EUR
HK$22,600 HKD
As of November 2, 2026
Save €3,337 EUR (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €5,916 EUR at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.2ct natural cushion diamond

This 1.2ct natural cushion sits in the classic one-carat band, graded H 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 1559836848. Listed at 19 retailers as of October 28, 2026, with prices from €2,579 to €5,916, a €3,337 spread on the same certified stone. Queensmith lists it at €5,916. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1559836848
Dimensions7.70 × 5.44 × 3.42 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
7.70 mm5.44 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1559836848
Side View
Table 67.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.9%

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: Nov 2
Current: €5,916 EUR|Low: €2,579 EUR|High: €5,939 EUR|Avg: €3,711 EUR|+2.2%
Queensmith
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
November 2, 2026
Retailer 10€2,579 EUR
Retailer 9€2,689 EUR
Retailer 6€3,037 EUR
Retailer 5€3,080 EUR
Retailer 14€3,151 EUR
Retailer 11€3,330 EUR
Retailer 4€3,441 EUR
Retailer 15€3,492 EUR
Retailer 13€3,544 EUR
Retailer 8€3,575 EUR
Retailer 7€3,703 EUR
Retailer 12€3,995 EUR
Retailer 3€4,230 EUR
Retailer 2€5,709 EUR
Queensmith€5,916 EUR

24 data points across 15 retailers

19 retailers€2,579 EUR to €5,916 EUR

B+
Cheapest Retailer
-
€2,579 EUR
HK$22,600 HKD
B+
Retailer 2
-
€2,689 EUR
₹287,260 INR
View
B+
Retailer 3
-
€3,037 EUR
SGD 4,603 SGD
View
B
Retailer 4
-
€3,080 EUR
$3,455 USD
View
B+
Retailer 5
-
€3,151 EUR
$3,534 USD
View
Final sale: no returns
B
Retailer 6
-
€3,186 EUR
$3,573 USD
View
B
Retailer 7
-
€3,187 EUR
$3,575 USD
View
B
Retailer 8
-
€3,330 EUR
£2,941 GBP
View
B
Retailer 9
-
€3,377 EUR
A$5,828 AUD
View
B
Retailer 10
-
€3,441 EUR
$3,860 USD
View
B
Retailer 11
-
€3,492 EUR
£3,084 GBP
View
B
Retailer 12
-
€3,544 EUR
$3,975 USD
View
B
Retailer 13
-
€3,575 EUR
$4,010 USD
View
B
Retailer 14
-
€3,703 EUR
$4,153 USD
View
Retailer 15
-
€3,717 EUR
A$6,414 AUD
View
Price last confirmed 25 days ago
B
Retailer 16
-
€3,995 EUR
View
B
Retailer 17
-
€4,230 EUR
ZAR 76,651 ZAR
View
B
Retailer 18
-
€5,709 EUR
£5,042 GBP
View
Most Expensive
B
Queensmith
1559836848 · Oct 28
€5,916 EUR
£5,225 GBP
View
18 more retailers have this diamond
Prices start from €2,579 EURSave up to €3,337 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
€2,579 EUR