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Oval|Natural|GIA

1.51ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 6341101447

Certificate GIA 6341101447

Diamond specifications and retailer prices

From $12,834 NZD
$7,233 USD
As of November 1, 2026
Save $14,776 NZD (54%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $27,610 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 I 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 6341101447. Listed at 17 retailers as of October 30, 2026, with prices from $12,834 to $27,610, a $14,776 spread on the same certified stone. NZ Jewellers lists it at $27,610. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6341101447
Dimensions8.65 × 6.62 × 4.05 mm
L/W Ratio1.31
Top View
8.65 mm6.62 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6341101447
Side View
Table 56.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 61.1%

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: $27,610 NZD|Low: $12,314 NZD|High: $27,610 NZD|Avg: $17,334 NZD
NZ Jewellers
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$12,314 NZD
Retailer 10$13,806 NZD
Retailer 11$13,921 NZD
Retailer 9$14,956 NZD
Retailer 7$15,186 NZD
Retailer 4$15,276 NZD
Retailer 5$17,063 NZD
Retailer 8$17,257 NZD
Retailer 3$19,679 NZD
Retailer 2$23,007 NZD
NZ Jewellers$27,610 NZD

41 data points across 11 retailers

17 retailers$12,834 NZD to $27,610 NZD

Retailer 1
-
$12,314 NZD
$6,940 USD
Price last confirmed 14 days ago
B
Retailer 2
-
$12,834 NZD
$7,233 USD
View
B
Retailer 3
-
$12,926 NZD
$7,285 USD
View
B+
Retailer 4
-
$13,553 NZD
CA$10,609 CAD
View
B
Retailer 5
-
$13,806 NZD
$7,781 USD
View
B
Retailer 6
-
$13,921 NZD
$7,846 USD
View
B
Retailer 7
-
$14,956 NZD
$8,429 USD
View
B
Retailer 8
-
$15,186 NZD
$8,559 USD
View
B
Retailer 9
-
$15,276 NZD
£6,779 GBP
View
B
Retailer 10
-
$15,850 NZD
$8,933 USD
View
B
Retailer 11
-
$16,395 NZD
$9,240 USD
View
B
Retailer 12
-
$16,395 NZD
$9,240 USD
View
B
Retailer 13
-
$16,945 NZD
$9,550 USD
View
B
Retailer 14
-
$17,063 NZD
€9,159 EUR
View
B
Retailer 15
-
$17,257 NZD
$9,726 USD
View
B
Retailer 16
-
$23,007 NZD
£10,210 GBP
View
Most Expensive
B
NZ Jewellers
170f851d-aaac-4eab-9e8f-04e7ef44227a · Oct 30
$27,610 NZD
$15,561 USD
View
16 more retailers have this diamond
Prices start from $12,834 NZDSave up to $14,776 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+
1.51ct Oval
$12,834 NZD