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Cushion|Natural|GIA

1.50ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 5212917870

Certificate GIA 5212917870

Diamond specifications and retailer prices

From €3,812 EUR
$4,275 USD
As of November 2, 2026
Save €4,213 EUR (53%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €8,025 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two 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 5212917870. Listed at 24 retailers as of November 1, 2026, with prices from €3,812 to €8,025, a €4,213 spread on the same certified stone. MOH London lists it at €8,025. 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

1.50
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5212917870
Dimensions6.22 × 6.14 × 4.53 mm
L/W Ratio1.01
Top View
6.22 mm6.14 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5212917870
Side View
Table 63.0%CrownGirdle: ThickPavilionCulet: NoneDepth 73.8%

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: €8,025 EUR|Low: €4,013 EUR|High: €8,121 EUR|Avg: €5,208 EUR|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8€4,013 EUR
Retailer 6€4,039 EUR
Retailer 9€4,564 EUR
Retailer 2€4,747 EUR
Retailer 4€4,915 EUR
Retailer 7€5,065 EUR
Retailer 3€5,700 EUR
Retailer 5€6,193 EUR
MOH London€8,025 EUR

35 data points across 9 retailers

24 retailers€3,812 EUR to €8,025 EUR

A
Cheapest Retailer
-
€3,812 EUR
$4,275 USD
A
Retailer 2
-
€3,936 EUR
$4,415 USD
View
A
Retailer 3
-
€3,980 EUR
$4,464 USD
View
B+
Retailer 4
-
€4,013 EUR
$4,501 USD
View
Final sale: no returns
B+
Retailer 5
-
€4,030 EUR
$4,520 USD
View
B+
Retailer 6
-
€4,039 EUR
$4,530 USD
View
B+
Retailer 7
-
€4,280 EUR
CA$6,667 CAD
View
B+
Retailer 8
-
€4,287 EUR
$4,808 USD
View
B+
Retailer 9
-
€4,288 EUR
$4,810 USD
View
B+
Retailer 10
-
€4,564 EUR
$5,119 USD
View
B+
Retailer 11
-
€4,747 EUR
£4,192 GBP
View
B+
Retailer 12
-
€4,796 EUR
$5,379 USD
View
B+
Retailer 13
-
€4,809 EUR
$5,394 USD
View
B+
Retailer 14
-
€4,915 EUR
£4,341 GBP
View
Retailer 15
-
€5,065 EUR
A$8,740 AUD
View
Price last confirmed 15 days ago
B+
Retailer 16
-
€5,109 EUR
$5,730 USD
View
B+
Retailer 17
-
€5,109 EUR
$5,730 USD
View
B
Retailer 18
-
€5,278 EUR
$5,920 USD
View
Retailer 19
-
€5,558 EUR
$6,234 USD
View
Price last confirmed 10 days ago
B+
Retailer 20
-
€5,700 EUR
View
B
Retailer 21
-
€5,804 EUR
$6,510 USD
View
B
Retailer 22
-
€6,193 EUR
ZAR 112,213 ZAR
View
B
Retailer 23
-
€7,297 EUR
$8,184 USD
View
Most Expensive
B
MOH London
8641C0CA0 · Nov 1
€8,025 EUR
£7,087 GBP
View
23 more retailers have this diamond
Prices start from €3,812 EURSave up to €4,213 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.

A
1.50ct Cushion
€3,812 EUR