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Oval|Natural|GIA

1.30ct H SI1 Oval Natural Diamond

ID • H/SI1 • GIA 1232988670

Certificate GIA 1232988670

Diamond specifications and retailer prices

From $5,541 NZD
HK$24,400 HKD
As of November 1, 2026
Save $6,602 NZD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $12,143 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.3ct natural oval diamond

This 1.3ct natural oval sits in the one-and-a-quarter to one-and-a-half 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 1232988670. Listed at 16 retailers as of November 1, 2026, with prices from $5,541 to $12,143, a $6,602 spread on the same certified stone. MOH London lists it at $12,143. 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

1.30
Carat
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1232988670
Dimensions8.43 × 5.97 × 3.81 mm
L/W Ratio1.41
Girdle conditionFaceted
Top View
8.43 mm5.97 mm1.30 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1232988670
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.8%

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: $12,143 NZD|Low: $5,541 NZD|High: $12,362 NZD|Avg: $7,177 NZD|-1.8%
MOH London
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
Retailer 22
November 1, 2026
Retailer 18$5,541 NZD
Retailer 15$5,836 NZD
Retailer 2$5,850 NZD
Retailer 4$5,902 NZD
Retailer 12$6,267 NZD
Retailer 16$6,368 NZD
Retailer 22$6,375 NZD
Retailer 19$6,646 NZD
Retailer 6$6,698 NZD
Retailer 8$6,698 NZD
Retailer 13$6,778 NZD
Retailer 14$6,837 NZD
Retailer 21$7,036 NZD
Retailer 20$7,438 NZD
Retailer 17$7,631 NZD
Retailer 10$7,718 NZD
Retailer 11$7,718 NZD
Retailer 7$7,963 NZD
Retailer 9$7,984 NZD
Retailer 5$8,775 NZD
Retailer 3$9,528 NZD
MOH London$12,143 NZD

7 data points across 22 retailers

16 retailers$5,541 NZD to $12,143 NZD

A
Cheapest Retailer
-
$5,541 NZD
HK$24,400 HKD
A
Retailer 2
-
$5,850 NZD
$3,297 USD
View
A
Retailer 3
-
$5,902 NZD
$3,326 USD
View
A
Retailer 4
-
$6,368 NZD
A$5,521 AUD
View
A
Retailer 5
-
$6,375 NZD
$3,593 USD
View
Final sale: no returns
B+
Retailer 6
-
$6,646 NZD
$3,746 USD
View
B+
Retailer 7
-
$6,698 NZD
$3,775 USD
View
B+
Retailer 8
-
$6,698 NZD
$3,775 USD
View
B+
Retailer 9
-
$6,778 NZD
$3,820 USD
View
B+
Retailer 10
-
$7,036 NZD
£3,122 GBP
View
B+
Retailer 11
-
$7,438 NZD
£3,301 GBP
View
B+
Retailer 12
-
$7,631 NZD
€4,096 EUR
View
B+
Retailer 13
-
$7,963 NZD
$4,488 USD
View
B
Retailer 14
-
$8,775 NZD
€4,710 EUR
View
B
Retailer 15
-
$9,528 NZD
ZAR 86,754 ZAR
View
Most Expensive
B
MOH London
F1451FEAD · Nov 1
$12,143 NZD
£5,389 GBP
View
15 more retailers have this diamond
Prices start from $5,541 NZDSave up to $6,602 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
1.30ct Oval
$5,541 NZD