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Oval|Natural|GIA

1.00ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 1433864376

Certificate GIA 1433864376

Diamond specifications and retailer prices

From $3,189 AUD
HK$17,500 HKD
As of October 31, 2026
Save $5,763 AUD (64%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,952 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural oval diamond

This 1ct natural oval sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1433864376. Listed at 19 retailers as of October 30, 2026, with prices from $3,189 to $8,952, a $5,763 spread on the same certified stone. NZ Jewellers lists it at $8,952. 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

1.00
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1433864376
Dimensions7.34 × 5.56 × 3.60 mm
L/W Ratio1.32
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Crystal, Cloud, Needle, Indented Natural
Top View
7.34 mm5.56 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1433864376
Side View
Table 58.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 64.8%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $7,161 AUD|Low: $2,974 AUD|High: $7,246 AUD|Avg: $4,368 AUD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6$3,189 AUD
Retailer 3$3,388 AUD
Retailer 8$3,559 AUD
Retailer 10$3,580 AUD
Retailer 9$3,680 AUD
Retailer 2$4,029 AUD
Retailer 4$4,540 AUD
Retailer 11$4,574 AUD
Retailer 7$5,012 AUD
Retailer 5$5,263 AUD
Retailer 1$7,161 AUD

44 data points across 11 retailers

19 retailers$3,189 AUD to $8,952 AUD

B+
Cheapest Retailer
-
$3,189 AUD
HK$17,500 HKD
B+
Retailer 2
-
$3,388 AUD
$2,380 USD
View
B+
Retailer 3
-
$3,559 AUD
$2,500 USD
View
B+
Retailer 4
-
$3,580 AUD
$2,515 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,676 AUD
$2,582 USD
View
B+
Retailer 6
-
$3,680 AUD
$2,585 USD
View
B+
Retailer 7
-
$3,879 AUD
$2,725 USD
View
B+
Retailer 8
-
$3,879 AUD
$2,725 USD
View
B
Retailer 9
-
$4,029 AUD
$2,830 USD
View
B+
Retailer 10
-
$4,427 AUD
$3,110 USD
View
B+
Retailer 11
-
$4,427 AUD
$3,110 USD
View
B
Retailer 12
-
$4,476 AUD
$3,144 USD
View
B+
Retailer 13
-
$4,540 AUD
£2,511 GBP
View
B
Retailer 14
-
$4,570 AUD
$3,210 USD
View
Retailer 15
-
$4,574 AUD
View
Price last confirmed 24 days ago
B
Retailer 16
-
$5,012 AUD
€3,353 EUR
View
B
Retailer 17
-
$5,263 AUD
ZAR 59,726 ZAR
View
B
Retailer 18
-
$7,161 AUD
£3,961 GBP
View
Most Expensive
B
NZ Jewellers
07e4c3a2-671e-4c7f-a30a-3ee37330f083 · Oct 30
$8,952 AUD
$6,288 USD
View
18 more retailers have this diamond
Prices start from $3,189 AUDSave up to $5,763 AUD

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+
1.00ct Oval
$3,189 AUD