Oval|Natural|GIA

1.51ct G SI1 Oval Natural Diamond

EX • G/SI1 • GIA 2568141101

Certificate GIA 2568141101

Diamond specifications and retailer prices

From $16,109 NZD
ZAR 146,422 ZAR
As of October 27, 2026
20 retailers carry this diamond
Most expensive: $22,126 NZD at NZ Jewellers · As of October 23, 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2568141101. Listed at 20 retailers as of October 27, 2026. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2568141101
Dimensions8.88 × 6.39 × 4.07 mm
L/W Ratio1.39
Culet sizeNone
Top View
8.88 mm6.39 mm1.51 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2568141101
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 27
Current: $22,126 NZD|Low: $10,033 NZD|High: $22,126 NZD|Avg: $13,627 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 27, 2026
Retailer 8$10,033 NZD
Retailer 21$10,452 NZD
Retailer 10$10,571 NZD
Retailer 6$11,060 NZD
Retailer 3$11,062 NZD
Retailer 18$11,117 NZD
Retailer 5$11,154 NZD
Retailer 12$11,791 NZD
Retailer 15$11,984 NZD
Retailer 19$12,169 NZD
Retailer 16$12,480 NZD
Retailer 17$12,482 NZD
Retailer 11$12,685 NZD
Retailer 9$12,973 NZD
Retailer 14$13,511 NZD
Retailer 7$13,827 NZD
Retailer 13$14,377 NZD
Retailer 2$16,109 NZD
Retailer 20$18,461 NZD
Retailer 4$19,163 NZD
NZ Jewellers$22,126 NZD

13 data points across 21 retailers

20 retailers

Retailer 1
-
$10,033 NZD
$5,645 USD
Price last confirmed 29 days ago
Retailer 2
-
$10,452 NZD
$5,881 USD
View
Price last confirmed 7 days ago
Retailer 3
-
$10,571 NZD
$5,948 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$11,062 NZD
$6,224 USD
View
Price last confirmed 9 days ago
Retailer 5
-
$11,117 NZD
$6,255 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$11,154 NZD
$6,276 USD
View
Price last confirmed 8 days ago
Retailer 7
-
$11,791 NZD
$6,634 USD
View
Price last confirmed 7 days ago
Retailer 8
-
$11,984 NZD
$6,743 USD
View
Price last confirmed 8 days ago
Retailer 9
-
$12,169 NZD
$6,847 USD
View
Price last confirmed 8 days ago
Retailer 10
-
$12,480 NZD
£5,529 GBP
View
Price last confirmed 8 days ago
Retailer 11
-
$12,482 NZD
£5,530 GBP
View
Price last confirmed 8 days ago
Retailer 12
-
$12,685 NZD
$7,137 USD
View
Price last confirmed 28 days ago
Retailer 13
-
$12,973 NZD
A$11,230 AUD
View
Price last confirmed 30 days ago
Retailer 14
-
$13,511 NZD
$7,602 USD
View
Price last confirmed 8 days ago
Retailer 15
-
$13,827 NZD
$7,780 USD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
$14,377 NZD
€7,704 EUR
View
Price last confirmed 7 days ago
B
Retailer 17
-
$16,109 NZD
ZAR 146,422 ZAR
View
Retailer 18
-
$18,461 NZD
£8,179 GBP
View
Price last confirmed 9 days ago
Retailer 19
-
$19,163 NZD
£8,490 GBP
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
eaf39baa-adfb-4e7e-88ab-1db5e01cd1ee · Oct 23
$22,126 NZD
$12,449 USD
View
Price last confirmed 10 days ago
19 more retailers have this diamond
Prices start from $16,109 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
$16,109 NZD