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Marquise|Natural|GIA

0.31ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 2567537301

Certificate GIA 2567537301

Diamond specifications and retailer prices

From €336 EUR
SGD 509 SGD
As of November 2, 2026
Save €250 EUR (43%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €586 EUR at Yorxs · As of November 2, 2026
View at Yorxs

About this 0.31ct natural marquise diamond

This 0.31ct natural marquise sits in the sub-half-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 2567537301. Listed at 9 retailers as of November 2, 2026, with prices from €336 to €586, a €250 spread on the same certified stone. Yorxs lists it at €586. 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

0.31
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle39.01°
OriginNatural
Grading LabGIA
CertificateGIA 2567537301
Dimensions6.86 × 3.63 × 2.13 mm
L/W Ratio1.89
Culet sizeNone
Top View
6.86 mm3.63 mm0.31 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2567537301
Side View
Table 59.0%Crown 36°Girdle: STK-VTKPavilion 39.01°Culet: NoneDepth 58.7%

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: €445 EUR|Low: €336 EUR|High: €586 EUR|Avg: €441 EUR|+4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yorxs
November 3, 2026
Retailer 6€336 EUR
Retailer 4€385 EUR
Retailer 2€432 EUR
Retailer 5€437 EUR
Retailer 1€445 EUR
Retailer 3€470 EUR
Retailer 7€502 EUR
Yorxs€586 EUR

26 data points across 8 retailers

9 retailers€336 EUR to €586 EUR

A
Cheapest Retailer
-
€336 EUR
SGD 509 SGD
B+
Retailer 2
-
€371 EUR
SGD 562 SGD
View
B+
Retailer 3
-
€385 EUR
$432 USD
View
B+
Retailer 4
-
€432 EUR
£381 GBP
View
B
Retailer 5
-
€437 EUR
$490 USD
View
B
Retailer 6
-
€445 EUR
£393 GBP
View
B
Retailer 7
-
€470 EUR
$527 USD
View
Retailer 8
-
€502 EUR
$563 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Yorxs
621633248 · Nov 2
€586 EUR
View
8 more retailers have this diamond
Prices start from €336 EURSave up to €250 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
0.31ct Marquise
€336 EUR