CaratHunter
Plans
Marquise|Natural|GIA

1.21ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 1553350131

Certificate GIA 1553350131

Diamond specifications and retailer prices

From €5,033 EUR
As of November 4, 2026
Save €1,355 EUR (21%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €6,388 EUR at Zales · As of November 5, 2026
View at Zales

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise 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 1553350131. Listed at 11 retailers as of November 4, 2026, with prices from €5,033 to €6,388, a €1,355 spread on the same certified stone. Zales lists it at €6,388. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.96°
OriginNatural
Grading LabGIA
CertificateGIA 1553350131
Dimensions10.76 × 5.58 × 3.55 mm
L/W Ratio1.93
Culet sizeNone
Top View
10.76 mm5.58 mm1.21 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553350131
Side View
Table 59.0%Crown 34.6°Girdle: MED-THKPavilion 41.96°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €5,632 EUR|Low: €3,158 EUR|High: €6,720 EUR|Avg: €4,425 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Zales
November 5, 2026
Retailer 5€3,158 EUR
Retailer 12€3,540 EUR
Retailer 13€3,639 EUR
Retailer 9€3,722 EUR
Retailer 6€3,759 EUR
Retailer 8€3,860 EUR
Retailer 10€4,182 EUR
Retailer 2€4,435 EUR
Retailer 3€4,455 EUR
Retailer 7€4,512 EUR
Retailer 1€5,632 EUR
Retailer 11€5,808 EUR
Retailer 4€6,273 EUR
Zales€6,388 EUR

33 data points across 14 retailers

11 retailers€5,033 EUR to €6,388 EUR

Retailer 1
-
€3,540 EUR
Price last confirmed 13 days ago
Retailer 2
-
€3,639 EUR
View
Price last confirmed 15 days ago
Retailer 3
-
€3,722 EUR
View
Price last confirmed 13 days ago
Retailer 4
-
€3,759 EUR
View
Price last confirmed 13 days ago
Retailer 5
-
€3,860 EUR
View
Price last confirmed 13 days ago
Retailer 6
-
€4,182 EUR
View
Price last confirmed 14 days ago
Retailer 7
-
€4,435 EUR
View
Price last confirmed 14 days ago
B
Retailer 8
-
€5,033 EUR
View
B
Retailer 9
-
€5,632 EUR
View
Retailer 10
-
€6,273 EUR
View
Price last confirmed 15 days ago
Most Expensive
B
Zales
529733725 · Nov 5
€6,388 EUR
$7,170 USD
View
10 more retailers have this diamond
Prices start from €5,033 EURSave up to €1,355 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
€5,033 EUR