Round|Natural|GIA

0.30ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2556298930

Certificate GIA 2556298930

Diamond specifications and retailer prices

From $250 USD
As of October 25, 2026
Save $990 USD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,240 USD at NZ Jewellers · As of October 29, 2026
View at NZ Jewellers

About this 0.3ct natural round diamond

This 0.3ct natural round sits in the sub-half-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556298930. Listed at 17 retailers as of October 25, 2026, with prices from $250 to $1,240, a $990 spread on the same certified stone. NZ Jewellers lists it at $1,240. 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

0.30
Carat
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2556298930
Dimensions4.37 × 4.34 × 2.62 mm
L/W Ratio1.01
Culet sizeNone
Top View
4.37 mm4.34 mm0.30 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556298930
Side View
Table 59.0%Crown 32.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.1%

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: Oct 25
Current: $1,240 USD|Low: $250 USD|High: $1,240 USD|Avg: $438 USD|+6.6%
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
Retailer 17
Retailer 18
October 31, 2026
Retailer 4$250 USD
Retailer 6$270 USD
Retailer 5$273 USD
Retailer 10$318 USD
Retailer 15$323 USD
Retailer 16$329 USD
Retailer 13$348 USD
Retailer 3$356 USD
Retailer 14$361 USD
Retailer 2$366 USD
Retailer 7$386 USD
Retailer 18$409 USD
Retailer 17$435 USD
Retailer 8$467 USD
Retailer 12$507 USD
Retailer 11$516 USD
Retailer 9$618 USD
NZ Jewellers$1,240 USD

32 data points across 18 retailers

17 retailers$250 USD to $1,240 USD

A
Cheapest Retailer
-
$250 USD
A
Retailer 2
-
$270 USD
View
A
Retailer 3
-
$273 USD
SGD 369 SGD
View
A
Retailer 4
-
$323 USD
View
A
Retailer 5
-
$329 USD
SGD 444 SGD
View
A
Retailer 6
-
$348 USD
View
A
Retailer 7
-
$356 USD
View
A
Retailer 8
-
$361 USD
View
A
Retailer 9
-
$366 USD
£288 GBP
View
Retailer 10
-
$386 USD
£304 GBP
View
Price last confirmed 22 days ago
B+
Retailer 11
-
$406 USD
View
A
Retailer 12
-
$409 USD
View
B+
Retailer 13
-
$435 USD
View
B+
Retailer 14
-
$467 USD
View
B+
Retailer 15
-
$507 USD
€483 EUR
View
B
Retailer 16
-
$516 USD
View
Most Expensive
B
NZ Jewellers
85d20f8f-52e4-4180-b832-0905801e8cc2 · Oct 29
$1,240 USD
View
16 more retailers have this diamond
Prices start from $250 USDSave up to $990 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
0.30ct Round
$250 USD