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Oval|Natural|GIA

1.30ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 5556218175

Certificate GIA 5556218175

Diamond specifications and retailer prices

From $2,192 NZD
As of November 6, 2026
Save $2,903 NZD (57%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $5,095 NZD at MOH London · As of November 4, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556218175. Listed at 4 retailers as of November 4, 2026, with prices from $2,192 to $5,095, a $2,903 spread on the same certified stone. MOH London lists it at $5,095. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5556218175
Dimensions8.92 × 5.94 × 3.72 mm
L/W Ratio1.50
Girdle conditionSlightly Thick to Thick
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
8.92 mm5.94 mm1.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5556218175
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.6%

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 6
Current: $5,095 NZD|Low: $2,170 NZD|High: $5,762 NZD|Avg: $3,433 NZD|-10.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2$2,192 NZD
Retailer 4$2,194 NZD
Retailer 5$2,883 NZD
Retailer 3$3,716 NZD
MOH London$5,095 NZD

46 data points across 5 retailers

4 retailers$2,192 NZD to $5,095 NZD

A
Cheapest Retailer
-
$2,192 NZD
A
Retailer 2
-
$2,194 NZD
View
A
Retailer 3
-
$3,716 NZD
View
Most Expensive
B+
MOH London
A946D8081 · Nov 4
$5,095 NZD
£2,224 GBP
View
3 more retailers have this diamond
Prices start from $2,192 NZDSave up to $2,903 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
$2,192 NZD