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Oval|Natural|GIA

0.75ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 5566600357

Certificate GIA 5566600357

Diamond specifications and retailer prices

From $1,660 NZD
As of November 7, 2026
Save $1,315 NZD (44%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,975 NZD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 0.75ct natural oval diamond

This 0.75ct natural oval sits in the just-under-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 5566600357. Listed at 11 retailers as of November 6, 2026, with prices from $1,660 to $2,975, a $1,315 spread on the same certified stone. Helzberg Diamonds lists it at $2,975. 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

0.75
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5566600357
Dimensions6.91 × 5.05 × 3.26 mm
L/W Ratio1.37
Culet sizeNone
Top View
6.91 mm5.05 mm0.75 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5566600357
Side View
Table 62.0%CrownGirdle: VTN-VTKPavilionCulet: NoneDepth 64.6%

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: Nov 7
Current: $2,975 NZD|Low: $1,660 NZD|High: $2,975 NZD|Avg: $2,135 NZD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$1,660 NZD
Retailer 2$1,782 NZD
Retailer 4$1,809 NZD
Retailer 10$1,827 NZD
Retailer 9$2,064 NZD
Retailer 6$2,408 NZD
Retailer 7$2,531 NZD
Retailer 5$2,542 NZD
Retailer 3$2,713 NZD
Helzberg Diamonds$2,975 NZD

4 data points across 10 retailers

11 retailers$1,660 NZD to $2,975 NZD

A
Cheapest Retailer
-
$1,660 NZD
A
Retailer 2
-
$1,714 NZD
View
A
Retailer 3
-
$1,782 NZD
View
A
Retailer 4
-
$1,809 NZD
View
A
Retailer 5
-
$1,827 NZD
View
B+
Retailer 6
-
$2,064 NZD
View
B+
Retailer 7
-
$2,408 NZD
View
B+
Retailer 8
-
$2,531 NZD
View
B
Retailer 9
-
$2,542 NZD
View
B
Retailer 10
-
$2,713 NZD
View
Most Expensive
B
Helzberg Diamonds
XZRLLMMMGGJLN · Nov 6
$2,975 NZD
$1,649 USD
View
10 more retailers have this diamond
Prices start from $1,660 NZDSave up to $1,315 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
0.75ct Oval
$1,660 NZD