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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 $3,974 NZD
HK$17,500 HKD
As of November 1, 2026
Save $7,182 NZD (64%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $11,157 NZD 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 $3,974 to $11,157, a $7,182 spread on the same certified stone. NZ Jewellers lists it at $11,157. 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: Nov 1
Current: $8,926 NZD|Low: $3,707 NZD|High: $9,031 NZD|Avg: $5,444 NZD|-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$3,974 NZD
Retailer 3$4,223 NZD
Retailer 8$4,436 NZD
Retailer 10$4,462 NZD
Retailer 9$4,587 NZD
Retailer 2$5,021 NZD
Retailer 4$5,659 NZD
Retailer 11$5,701 NZD
Retailer 7$6,247 NZD
Retailer 5$6,560 NZD
Retailer 1$8,926 NZD

44 data points across 11 retailers

19 retailers$3,974 NZD to $11,157 NZD

B+
Cheapest Retailer
-
$3,974 NZD
HK$17,500 HKD
B+
Retailer 2
-
$4,223 NZD
$2,380 USD
View
B+
Retailer 3
-
$4,436 NZD
$2,500 USD
View
B+
Retailer 4
-
$4,462 NZD
$2,515 USD
View
Final sale: no returns
B+
Retailer 5
-
$4,581 NZD
$2,582 USD
View
B+
Retailer 6
-
$4,587 NZD
$2,585 USD
View
B+
Retailer 7
-
$4,835 NZD
$2,725 USD
View
B+
Retailer 8
-
$4,835 NZD
$2,725 USD
View
B
Retailer 9
-
$5,021 NZD
$2,830 USD
View
B+
Retailer 10
-
$5,518 NZD
$3,110 USD
View
B+
Retailer 11
-
$5,518 NZD
$3,110 USD
View
B
Retailer 12
-
$5,578 NZD
$3,144 USD
View
B+
Retailer 13
-
$5,659 NZD
£2,511 GBP
View
B
Retailer 14
-
$5,696 NZD
$3,210 USD
View
Retailer 15
-
$5,701 NZD
A$4,943 AUD
View
Price last confirmed 25 days ago
B
Retailer 16
-
$6,247 NZD
€3,353 EUR
View
B
Retailer 17
-
$6,560 NZD
ZAR 59,726 ZAR
View
B
Retailer 18
-
$8,926 NZD
£3,961 GBP
View
Most Expensive
B
NZ Jewellers
07e4c3a2-671e-4c7f-a30a-3ee37330f083 · Oct 30
$11,157 NZD
$6,288 USD
View
18 more retailers have this diamond
Prices start from $3,974 NZDSave up to $7,182 NZD

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
$3,974 NZD