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Round|Natural|GIA

0.31ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2567512799

Certificate GIA 2567512799

Diamond specifications and retailer prices

From $168 USD
₹16,025 INR
As of October 29, 2026
Save $900 USD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,068 USD at NZ Jewellers · As of October 26, 2026
View at NZ Jewellers

About this 0.31ct natural round diamond

This 0.31ct natural round sits in the sub-half-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2567512799. Listed at 16 retailers as of October 26, 2026, with prices from $168 to $1,068, a $900 spread on the same certified stone. NZ Jewellers lists it at $1,068. 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
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2567512799
Dimensions4.34 × 4.36 × 2.73 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Cloud
Top View
4.34 mm4.36 mm0.31 ctI / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2567512799
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.8%

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: Oct 29
Current: $1,068 USD|Low: $168 USD|High: $1,133 USD|Avg: $387 USD|-5.7%
NZ Jewellers
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
Retailer 16
October 29, 2026
Retailer 9$168 USD
Retailer 7$205 USD
Retailer 13$238 USD
Retailer 10$256 USD
Retailer 4$258 USD
Retailer 15$265 USD
Retailer 3$274 USD
Retailer 16$287 USD
Retailer 5$317 USD
Retailer 2$366 USD
Retailer 8$367 USD
Retailer 6$416 USD
Retailer 14$443 USD
Retailer 11$492 USD
Retailer 12$552 USD
NZ Jewellers$1,068 USD

14 data points across 16 retailers

16 retailers$168 USD to $1,068 USD

A
Cheapest Retailer
-
$168 USD
₹16,025 INR
A
Retailer 2
-
$205 USD
HK$1,600 HKD
View
A
Retailer 3
-
$238 USD
View
A
Retailer 4
-
$256 USD
View
A
Retailer 5
-
$258 USD
SGD 348 SGD
View
A
Retailer 6
-
$265 USD
View
A
Retailer 7
-
$274 USD
View
A
Retailer 8
-
$287 USD
View
A
Retailer 9
-
$317 USD
View
B+
Retailer 10
-
$366 USD
£289 GBP
View
B+
Retailer 11
-
$367 USD
View
B+
Retailer 12
-
$416 USD
€396 EUR
View
B+
Retailer 13
-
$443 USD
View
B+
Retailer 14
-
$492 USD
£388 GBP
View
B+
Retailer 15
-
$552 USD
£435 GBP
View
Most Expensive
B
NZ Jewellers
6f3c9949-e72d-4574-91fd-21d33198a6dc · Oct 26
$1,068 USD
View
15 more retailers have this diamond
Prices start from $168 USDSave up to $900 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.

A
0.31ct Round
$168 USD