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Marquise|Natural|GIA

1.21ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 2245012124

Certificate GIA 2245012124

Diamond specifications and retailer prices

From €4,541 EUR
As of November 5, 2026
Save €5,279 EUR (54%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €9,820 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2245012124. Listed at 19 retailers as of November 5, 2026, with prices from €4,541 to €9,820, a €5,279 spread on the same certified stone. NZ Jewellers lists it at €9,820. 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

1.21
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.85°
Pavilion angle40.41°
OriginNatural
Grading LabGIA
CertificateGIA 2245012124
Dimensions10.52 × 5.54 × 3.55 mm
L/W Ratio1.90
Culet sizeNone
Top View
10.52 mm5.54 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2245012124
Side View
Table 60.0%Crown 38.85°Girdle: STK-THKPavilion 40.41°Culet: NoneDepth 64.2%

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 5
Current: €9,820 EUR|Low: €2,897 EUR|High: €9,820 EUR|Avg: €5,653 EUR
NZ Jewellers
Retailer 2
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Retailer 27
November 6, 2026
Retailer 17€2,897 EUR
Retailer 12€4,260 EUR
Retailer 16€4,288 EUR
Retailer 25€4,541 EUR
Retailer 7€4,639 EUR
Retailer 27€4,741 EUR
Retailer 20€4,857 EUR
Retailer 26€4,910 EUR
Retailer 8€4,962 EUR
Retailer 14€4,982 EUR
Retailer 18€5,028 EUR
Retailer 23€5,319 EUR
Retailer 5€5,550 EUR
Retailer 13€5,576 EUR
Retailer 2€5,696 EUR
Retailer 15€5,800 EUR
Retailer 10€5,929 EUR
Retailer 11€5,929 EUR
Retailer 4€6,012 EUR
Retailer 9€6,126 EUR
Retailer 21€6,137 EUR
Retailer 24€6,369 EUR
Retailer 6€6,473 EUR
Retailer 19€6,626 EUR
Retailer 22€7,163 EUR
Retailer 3€8,696 EUR
NZ Jewellers€9,820 EUR

5 data points across 27 retailers

19 retailers€4,541 EUR to €9,820 EUR

B+
Cheapest Retailer
-
€4,541 EUR
Retailer 2
-
€4,639 EUR
View
Price last confirmed 14 days ago
B+
Retailer 3
-
€4,857 EUR
View
B+
Retailer 4
-
€4,910 EUR
View
Final sale: no returns
B+
Retailer 5
-
€4,962 EUR
View
B+
Retailer 6
-
€5,319 EUR
View
B
Retailer 7
-
€5,550 EUR
View
B+
Retailer 8
-
€5,576 EUR
View
B+
Retailer 9
-
€5,696 EUR
View
B
Retailer 10
-
€5,929 EUR
View
B
Retailer 11
-
€5,929 EUR
View
B
Retailer 12
-
€6,012 EUR
View
B
Retailer 13
-
€6,126 EUR
View
B
Retailer 14
-
€6,137 EUR
View
Retailer 15
-
€6,137 EUR
View
Price last confirmed 16 days ago
Retailer 16
-
€6,473 EUR
View
Price last confirmed 14 days ago
B
Retailer 17
-
€7,163 EUR
View
Retailer 18
-
€8,696 EUR
View
Price last confirmed 16 days ago
Most Expensive
B
NZ Jewellers
37fadd84-ff04-4ea0-ab27-69096abcf447 · Nov 5
€9,820 EUR
$10,964 USD
View
18 more retailers have this diamond
Prices start from €4,541 EURSave up to €5,279 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+
1.21ct Marquise
€4,541 EUR