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Oval|Natural|GIA

1.51ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 6542974224

Certificate GIA 6542974224

Diamond specifications and retailer prices

From $8,108 NZD
HK$35,700 HKD
As of November 1, 2026
Save $9,992 NZD (55%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $18,100 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542974224. Listed at 20 retailers as of October 30, 2026, with prices from $8,108 to $18,100, a $9,992 spread on the same certified stone. NZ Jewellers lists it at $18,100. 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

1.51
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542974224
Dimensions8.85 × 6.45 × 4.20 mm
L/W Ratio1.37
Top View
8.85 mm6.45 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6542974224
Side View
Table 61.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 65.1%

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 1
Current: $18,100 NZD|Low: $8,040 NZD|High: $18,637 NZD|Avg: $10,770 NZD|-2.9%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 16$8,108 NZD
Retailer 3$8,206 NZD
Retailer 9$8,549 NZD
Retailer 12$8,682 NZD
Retailer 6$8,730 NZD
Retailer 10$9,049 NZD
Retailer 4$9,803 NZD
Retailer 5$9,803 NZD
Retailer 8$9,803 NZD
Retailer 20$9,854 NZD
Retailer 13$10,382 NZD
Retailer 14$10,484 NZD
Retailer 17$10,504 NZD
Retailer 19$10,504 NZD
Retailer 18$10,859 NZD
Retailer 2$11,159 NZD
Retailer 11$11,311 NZD
Retailer 7$12,385 NZD
Retailer 15$15,943 NZD
NZ Jewellers$18,100 NZD

24 data points across 20 retailers

20 retailers$8,108 NZD to $18,100 NZD

A
Cheapest Retailer
-
$8,108 NZD
HK$35,700 HKD
A
Retailer 2
-
$8,206 NZD
$4,625 USD
View
A
Retailer 3
-
$8,549 NZD
$4,818 USD
View
A
Retailer 4
-
$8,682 NZD
$4,893 USD
View
A
Retailer 5
-
$8,730 NZD
$4,920 USD
View
A
Retailer 6
-
$9,049 NZD
$5,100 USD
View
Final sale: no returns
A
Retailer 7
-
$9,803 NZD
$5,525 USD
View
A
Retailer 8
-
$9,803 NZD
$5,525 USD
View
A
Retailer 9
-
$9,803 NZD
$5,525 USD
View
A
Retailer 10
-
$9,854 NZD
$5,554 USD
View
A
Retailer 11
-
$10,382 NZD
£4,607 GBP
View
A
Retailer 12
-
$10,484 NZD
£4,653 GBP
View
A
Retailer 13
-
$10,504 NZD
$5,920 USD
View
A
Retailer 14
-
$10,504 NZD
$5,920 USD
View
A
Retailer 15
-
$10,859 NZD
$6,120 USD
View
A
Retailer 16
-
$11,159 NZD
€5,990 EUR
View
B+
Retailer 17
-
$11,311 NZD
$6,375 USD
View
B+
Retailer 18
-
$12,385 NZD
$6,980 USD
View
B+
Retailer 19
-
$15,943 NZD
£7,075 GBP
View
Most Expensive
B
NZ Jewellers
cb77cd7d-8c2c-4a6e-8b6f-273c1d609289 · Oct 30
$18,100 NZD
$10,201 USD
View
19 more retailers have this diamond
Prices start from $8,108 NZDSave up to $9,992 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
1.51ct Oval
$8,108 NZD