Oval|Natural|GIA

0.30ct H SI1 Oval Natural Diamond

GD • H/SI1 • GIA 6555737898

Certificate GIA 6555737898

Diamond specifications and retailer prices

From $313 USD
As of October 31, 2026
Save $415 USD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,201 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.3ct natural oval diamond

This 0.3ct natural oval sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 6555737898. Listed at 17 retailers as of October 29, 2026, with a 132% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.30
Carat
H
Color
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6555737898
Dimensions3.67 × 5.12 × 2.41 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
3.67 mm5.12 mm0.30 ctH / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6555737898
Side View
Table 57.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 65.7%

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: Oct 31
Current: $634 USD|Low: $350 USD|High: $733 USD|Avg: $499 USD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 8$350 USD
Retailer 2$402 USD
Retailer 6$430 USD
Retailer 9$465 USD
Retailer 4$486 USD
Retailer 7$502 USD
Retailer 3$527 USD
Retailer 1$634 USD
Retailer 5$728 USD

40 data points across 9 retailers

17 retailers$313 USD to $728 USD

B+
Cheapest Retailer
-
$313 USD
B+
Retailer 2
-
$330 USD
SGD 446 SGD
View
B+
Retailer 3
-
$338 USD
View
B
Retailer 4
-
$350 USD
View
B
Retailer 5
-
$362 USD
View
B
Retailer 6
-
$402 USD
£317 GBP
View
B
Retailer 7
-
$422 USD
View
B
Retailer 8
-
$430 USD
£338 GBP
View
B
Retailer 9
-
$444 USD
View
B
Retailer 10
-
$459 USD
View
B
Retailer 11
-
$465 USD
View
B
Retailer 12
-
$486 USD
ZAR 7,851 ZAR
View
Retailer 13
-
$502 USD
A$772 AUD
View
Price last confirmed 28 days ago
B
Retailer 14
-
$527 USD
€502 EUR
View
B
Retailer 15
-
$634 USD
£500 GBP
View
B
Retailer 16
-
$728 USD
£573 GBP
View
Most Expensive
NZ Jewellers
ba749afc-1575-4692-9759-02b2080b495a · Oct 30
$1,201 USD
View
Price under review
16 more retailers have this diamond
Prices start from $313 USDSave up to $415 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+
0.30ct Oval
$313 USD