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Round|Natural|GIA

1.30ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 2556088072

Certificate GIA 2556088072

Diamond specifications and retailer prices

From $2,440 SGD
As of November 5, 2026
Save $363 SGD (13%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,802 SGD at Diamonds Direct · As of November 3, 2026
View at Diamonds Direct

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556088072. Listed at 5 retailers as of November 3, 2026, with a relatively tight 15% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2556088072
Dimensions6.86 × 6.93 × 4.36 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Needle
Top View
6.86 mm6.93 mm1.30 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2556088072
Side View
Table 56.0%Crown 35.5°GirdlePavilion 40.8°CuletDepth 63.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,802 SGD|Low: $2,440 SGD|High: $4,495 SGD|Avg: $2,995 SGD
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 5$2,440 SGD
Retailer 2$2,475 SGD
Retailer 3$2,500 SGD
Retailer 4$2,555 SGD
Diamonds Direct$2,802 SGD
Retailer 7$3,329 SGD
Retailer 6$4,495 SGD

25 data points across 7 retailers

5 retailers$2,440 SGD to $2,802 SGD

B+
Cheapest Retailer
-
$2,440 SGD
B+
Retailer 2
-
$2,475 SGD
View
B+
Retailer 3
-
$2,500 SGD
View
B+
Retailer 4
-
$2,555 SGD
View
Most Expensive
B
Diamonds Direct
842050 · Nov 3
$2,802 SGD
$2,194 USD
View
4 more retailers have this diamond
Prices start from $2,440 SGDSave up to $363 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.

B+
1.30ct Round
$2,440 SGD