Marquise|Natural|GIA

0.31ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 7568464209

Certificate GIA 7568464209

Diamond specifications and retailer prices

From $394 USD
SGD 532 SGD
As of November 2, 2026
Save $290 USD (42%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $684 USD 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 F 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 7568464209. Listed at 10 retailers as of November 2, 2026, with prices from $394 to $684, a $290 spread on the same certified stone. Yorxs lists it at $684. 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
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.28°
Pavilion angle41.09°
OriginNatural
Grading LabGIA
CertificateGIA 7568464209
Dimensions6.70 × 3.49 × 2.24 mm
L/W Ratio1.92
Culet sizeNone
Top View
6.70 mm3.49 mm0.31 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7568464209
Side View
Table 59.0%Crown 39.28°Girdle: STK-VTKPavilion 41.09°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $481 USD|Low: $394 USD|High: $684 USD|Avg: $502 USD|+5.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 3, 2026
Retailer 7$394 USD
Retailer 5$405 USD
Retailer 4$449 USD
Retailer 1$481 USD
Retailer 2$507 USD
Retailer 6$513 USD
Retailer 3$552 USD
Retailer 8$585 USD
Yorxs$684 USD

19 data points across 9 retailers

10 retailers$394 USD to $684 USD

B+
Cheapest Retailer
-
$394 USD
SGD 532 SGD
Retailer 2
-
$405 USD
View
Price last confirmed 15 days ago
B+
Retailer 3
-
$431 USD
SGD 582 SGD
View
B
Retailer 4
-
$449 USD
View
B
Retailer 5
-
$481 USD
£379 GBP
View
B
Retailer 6
-
$507 USD
£399 GBP
View
B
Retailer 7
-
$513 USD
View
B
Retailer 8
-
$552 USD
View
B
Retailer 9
-
$585 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Yorxs
621633241 · Nov 2
$684 USD
€651 EUR
View
9 more retailers have this diamond
Prices start from $394 USDSave up to $290 USD

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+
0.31ct Marquise
$394 USD