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Oval|Natural|GIA

1.00ct D SI2 Oval Natural Diamond

EX • D/SI2 • GIA 6415433623

Certificate GIA 6415433623

Diamond specifications and retailer prices

From $3,815 NZD
HK$16,800 HKD
As of October 31, 2026
Save $6,926 NZD (64%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,742 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6415433623. Listed at 16 retailers as of October 30, 2026, with prices from $3,815 to $10,742, a $6,926 spread on the same certified stone. NZ Jewellers lists it at $10,742. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6415433623
Dimensions7.67 × 5.52 × 3.58 mm
L/W Ratio1.39
Top View
7.67 mm5.52 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6415433623
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 65.0%

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 31
Current: $10,742 NZD|Low: $3,550 NZD|High: $10,742 NZD|Avg: $5,444 NZD
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
November 1, 2026
Retailer 9$3,815 NZD
Retailer 11$3,934 NZD
Retailer 8$4,148 NZD
Retailer 5$4,168 NZD
Retailer 13$4,285 NZD
Retailer 7$4,494 NZD
Retailer 6$4,654 NZD
Retailer 3$4,803 NZD
Retailer 14$4,833 NZD
Retailer 2$5,304 NZD
Retailer 4$5,371 NZD
Retailer 10$6,014 NZD
Retailer 12$8,639 NZD
NZ Jewellers$10,742 NZD

43 data points across 14 retailers

16 retailers$3,815 NZD to $10,742 NZD

A
Cheapest Retailer
-
$3,815 NZD
HK$16,800 HKD
A
Retailer 2
-
$3,934 NZD
$2,217 USD
View
A
Retailer 3
-
$4,148 NZD
$2,338 USD
View
Final sale: no returns
A
Retailer 4
-
$4,285 NZD
$2,415 USD
View
A
Retailer 5
-
$4,494 NZD
$2,533 USD
View
A
Retailer 6
-
$4,654 NZD
$2,623 USD
View
A
Retailer 7
-
$4,803 NZD
$2,707 USD
View
B+
Retailer 8
-
$4,833 NZD
$2,724 USD
View
B+
Retailer 9
-
$5,304 NZD
£2,354 GBP
View
B+
Retailer 10
-
$5,323 NZD
$3,000 USD
View
B+
Retailer 11
-
$5,323 NZD
$3,000 USD
View
B+
Retailer 12
-
$5,371 NZD
$3,027 USD
View
B+
Retailer 13
-
$5,500 NZD
$3,100 USD
View
B+
Retailer 14
-
$6,014 NZD
€3,228 EUR
View
B
Retailer 15
-
$8,639 NZD
£3,834 GBP
View
Most Expensive
B
NZ Jewellers
62b09a7a-a920-42ca-8c1c-685a1d4fa3ad · Oct 30
$10,742 NZD
$6,054 USD
View
15 more retailers have this diamond
Prices start from $3,815 NZDSave up to $6,926 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.

A
1.00ct Oval
$3,815 NZD