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2.55ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 828654342

Shape and cutting style on the report: Round brilliant

Certificate IGI 828654342

Diamond specifications and retailer prices

From $8,884 SGD
As of November 5, 2026
Save $11,484 SGD (56%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $20,368 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.55ct natural round diamond

This 2.55ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 828654342. Listed at 16 retailers as of November 5, 2026, with prices from $8,884 to $20,368, a $11,484 spread on the same certified stone. NZ Jewellers lists it at $20,368. 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

2.55
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 828654342
Dimensions8.74 × 8.70 × 5.43 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
8.74 mm8.70 mm2.55 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 828654342
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.2%

Caratlytics Score

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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 5
Current: $20,368 SGD|Low: $8,884 SGD|High: $20,794 SGD|Avg: $12,813 SGD|-2.1%
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
November 6, 2026
Retailer 11$8,884 SGD
Retailer 8$10,356 SGD
Retailer 5$10,515 SGD
Retailer 4$11,253 SGD
Retailer 6$11,265 SGD
Retailer 7$11,373 SGD
Retailer 2$11,654 SGD
Retailer 13$12,178 SGD
Retailer 3$12,389 SGD
Retailer 12$12,526 SGD
Retailer 15$12,610 SGD
Retailer 9$13,984 SGD
Retailer 10$14,052 SGD
Retailer 14$16,957 SGD
NZ Jewellers$20,368 SGD

17 data points across 15 retailers

16 retailers$8,884 SGD to $20,368 SGD

A
Cheapest Retailer
-
$8,884 SGD
Retailer 2
-
$9,199 SGD
View
Price last confirmed 23 days ago
A
Retailer 3
-
$10,356 SGD
View
A
Retailer 4
-
$10,515 SGD
View
A
Retailer 5
-
$11,253 SGD
View
A
Retailer 6
-
$11,265 SGD
View
Retailer 7
-
$11,373 SGD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$11,654 SGD
View
A
Retailer 9
-
$12,178 SGD
View
A
Retailer 10
-
$12,389 SGD
View
A
Retailer 11
-
$12,526 SGD
View
A
Retailer 12
-
$12,610 SGD
View
A
Retailer 13
-
$13,984 SGD
View
A
Retailer 14
-
$14,052 SGD
View
B+
Retailer 15
-
$16,957 SGD
View
Most Expensive
B+
NZ Jewellers
41722f61-8fac-4ef7-af22-2433a7809c5f · Nov 5
$20,368 SGD
$15,946 USD
View
15 more retailers have this diamond
Prices start from $8,884 SGDSave up to $11,484 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
2.55ct Round
$8,884 SGD