Round|Natural|GIA

0.30ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 1263988501

Certificate GIA 1263988501

Diamond specifications and retailer prices

From $166 USD
As of November 6, 2026
Save $671 USD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $837 USD at NZ Jewellers · As of November 4, 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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1263988501. Listed at 12 retailers as of November 4, 2026, with prices from $166 to $837, a $671 spread on the same certified stone. NZ Jewellers lists it at $837. 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
L
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1263988501
Dimensions4.32 × 4.30 × 2.68 mm
L/W Ratio1.00
Key to symbols
Crystal
Top View
4.32 mm4.30 mm0.30 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1263988501
Side View
Table 56.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $837 USD|Low: $166 USD|High: $865 USD|Avg: $320 USD|-3.2%
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
November 6, 2026
Retailer 4$166 USD
Retailer 9$185 USD
Retailer 11$206 USD
Retailer 13$206 USD
Retailer 5$240 USD
Retailer 8$249 USD
Retailer 7$268 USD
Retailer 10$297 USD
Retailer 6$314 USD
Retailer 2$371 USD
Retailer 3$375 USD
Retailer 12$396 USD
NZ Jewellers$837 USD

33 data points across 13 retailers

12 retailers$166 USD to $837 USD

A
Cheapest Retailer
-
$166 USD
A
Retailer 2
-
$185 USD
View
Retailer 3
-
$206 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$206 USD
View
A
Retailer 5
-
$249 USD
View
B+
Retailer 6
-
$268 USD
View
B+
Retailer 7
-
$297 USD
View
B+
Retailer 8
-
$314 USD
View
B+
Retailer 9
-
$371 USD
View
B
Retailer 10
-
$375 USD
View
B
Retailer 11
-
$396 USD
View
Most Expensive
B
NZ Jewellers
3f15b26f-cf03-471d-adc3-e5b093fca931 · Nov 4
$837 USD
View
11 more retailers have this diamond
Prices start from $166 USDSave up to $671 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
$166 USD