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1.27ct D SI2 Round Natural Diamond

EX • D/SI2 • IGI 635475226

Shape and cutting style on the report: Round brilliant

Certificate IGI 635475226

Diamond specifications and retailer prices

From $4,892 NZD
As of November 6, 2026
Save $6,198 NZD (56%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $11,090 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.27ct natural round diamond

This 1.27ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 635475226. Listed at 6 retailers as of November 5, 2026, with prices from $4,892 to $11,090, a $6,198 spread on the same certified stone. NZ Jewellers lists it at $11,090. 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

1.27
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 635475226
Dimensions6.89 × 6.85 × 4.35 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.89 mm6.85 mm1.27 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 635475226
Side View
Table 55.0%Crown 36.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $11,090 NZD|Low: $4,892 NZD|High: $11,090 NZD|Avg: $6,356 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 15, 2026
Retailer 3$4,892 NZD
Retailer 4$5,305 NZD
Retailer 6$5,394 NZD
Retailer 2$5,509 NZD
Retailer 5$6,121 NZD
NZ Jewellers$11,090 NZD

3 data points across 6 retailers

6 retailers$4,892 NZD to $11,090 NZD

A
Cheapest Retailer
-
$4,892 NZD
A
Retailer 2
-
$5,305 NZD
View
A
Retailer 3
-
$5,394 NZD
View
A
Retailer 4
-
$5,509 NZD
View
A
Retailer 5
-
$6,121 NZD
View
Most Expensive
B
NZ Jewellers
010ce570-ccc6-44dd-a616-9dbe537fd914 · Nov 5
$11,090 NZD
$6,148 USD
View
5 more retailers have this diamond
Prices start from $4,892 NZDSave up to $6,198 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
1.27ct Round
$4,892 NZD