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1.27ct M SI2 Round Natural Diamond

EX • M/SI2 • IGI 617454860

Shape and cutting style on the report: Round brilliant

Certificate IGI 617454860

Diamond specifications and retailer prices

From $1,059 SGD
As of November 6, 2026
Save $2,276 SGD (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,335 SGD 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 M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 617454860. Listed at 10 retailers as of November 5, 2026, with prices from $1,059 to $3,335, a $2,276 spread on the same certified stone. NZ Jewellers lists it at $3,335. 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
M
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 617454860
Dimensions6.81 × 6.91 × 4.34 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.81 mm6.91 mm1.27 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 617454860
Side View
Table 58.0%Crown 36.4°GirdlePavilion 40.9°Culet: NoneDepth 63.4%

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: $3,335 SGD|Low: $1,059 SGD|High: $3,335 SGD|Avg: $1,389 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$1,059 SGD
Retailer 9$1,064 SGD
Retailer 10$1,064 SGD
Retailer 5$1,078 SGD
Retailer 6$1,105 SGD
Retailer 7$1,225 SGD
Retailer 8$1,227 SGD
Retailer 11$1,233 SGD
Retailer 3$1,280 SGD
Retailer 4$1,496 SGD
NZ Jewellers$3,335 SGD

41 data points across 11 retailers

10 retailers$1,059 SGD to $3,335 SGD

A
Cheapest Retailer
-
$1,059 SGD
Retailer 2
-
$1,064 SGD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$1,064 SGD
View
A
Retailer 4
-
$1,078 SGD
View
A
Retailer 5
-
$1,105 SGD
View
B+
Retailer 6
-
$1,225 SGD
View
B+
Retailer 7
-
$1,227 SGD
View
B+
Retailer 8
-
$1,233 SGD
View
B+
Retailer 9
-
$1,496 SGD
View
Most Expensive
B
NZ Jewellers
2ae8909a-c4d7-497b-ba05-f7692d616448 · Nov 5
$3,335 SGD
$2,611 USD
View
9 more retailers have this diamond
Prices start from $1,059 SGDSave up to $2,276 SGD

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
$1,059 SGD