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Marquise|Natural|GIA

1.00ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 6545317133

Certificate GIA 6545317133

Diamond specifications and retailer prices

From €2,692 EUR
HK$23,500 HKD
As of November 1, 2026
Save €3,220 EUR (54%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €5,912 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded D 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 6545317133. Listed at 23 retailers as of November 1, 2026, with prices from €2,692 to €5,912, a €3,220 spread on the same certified stone. MOH London lists it at €5,912. 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

1.00
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6545317133
Dimensions11.15 × 4.92 × 3.16 mm
L/W Ratio2.27
Top View
11.15 mm4.92 mm1.00 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6545317133
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 64.1%

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 1
Current: €5,912 EUR|Low: €2,670 EUR|High: €5,993 EUR|Avg: €3,731 EUR|-1.3%
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
Retailer 14
Retailer 15
November 2, 2026
Retailer 11€2,692 EUR
Retailer 9€2,815 EUR
Retailer 15€3,140 EUR
Retailer 3€3,164 EUR
Retailer 14€3,199 EUR
Retailer 4€3,263 EUR
Retailer 12€3,374 EUR
Retailer 6€3,399 EUR
Retailer 8€3,586 EUR
Retailer 5€3,667 EUR
Retailer 7€3,803 EUR
Retailer 2€3,999 EUR
Retailer 10€4,346 EUR
Retailer 13€5,309 EUR
MOH London€5,912 EUR

28 data points across 15 retailers

23 retailers€2,692 EUR to €5,912 EUR

A
Cheapest Retailer
-
€2,692 EUR
HK$23,500 HKD
A
Retailer 2
-
€2,815 EUR
₹299,508 INR
View
A
Retailer 3
-
€3,140 EUR
SGD 4,741 SGD
View
B+
Retailer 4
-
€3,164 EUR
$3,535 USD
View
B+
Retailer 5
-
€3,199 EUR
$3,574 USD
View
B+
Retailer 6
-
€3,263 EUR
$3,646 USD
View
Final sale: no returns
B+
Retailer 7
-
€3,294 EUR
$3,680 USD
View
B+
Retailer 8
-
€3,374 EUR
$3,770 USD
View
B+
Retailer 9
-
€3,399 EUR
SGD 5,131 SGD
View
B+
Retailer 10
-
€3,525 EUR
A$6,058 AUD
View
Retailer 11
-
€3,550 EUR
$3,966 USD
View
Price last confirmed 32 days ago
Retailer 12
-
€3,550 EUR
$3,966 USD
View
Price last confirmed 25 days ago
Retailer 13
-
€3,550 EUR
$3,966 USD
View
Price last confirmed 25 days ago
B+
Retailer 14
-
€3,586 EUR
£3,155 GBP
View
Retailer 15
-
€3,595 EUR
$4,016 USD
View
Price last confirmed 40 days ago
B+
Retailer 16
-
€3,667 EUR
$4,097 USD
View
Retailer 17
-
€3,803 EUR
A$6,537 AUD
View
Price last confirmed 24 days ago
B+
Retailer 18
-
€3,999 EUR
View
Retailer 19
-
€4,097 EUR
$4,577 USD
View
Price last confirmed 33 days ago
Retailer 20
-
€4,148 EUR
$4,634 USD
View
Price last confirmed 41 days ago
B+
Retailer 21
-
€4,346 EUR
ZAR 78,434 ZAR
View
B
Retailer 22
-
€5,309 EUR
£4,670 GBP
View
Most Expensive
B
MOH London
89858AF2C · Nov 1
€5,912 EUR
£5,201 GBP
View
22 more retailers have this diamond
Prices start from €2,692 EURSave up to €3,220 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
1.00ct Marquise
€2,692 EUR