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Round|Natural|GIA

2.70ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1553179848

Certificate GIA 1553179848

Diamond specifications and retailer prices

From $17,531 SGD
$13,713 USD
As of October 30, 2026
Save $3,040 SGD (15%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $20,571 SGD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 2.7ct natural round diamond

This 2.7ct natural round sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1553179848. Listed at 4 retailers as of October 30, 2026, with prices from $17,531 to $20,571, a $3,040 spread on the same certified stone. Blue Nile lists it at $20,571. 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

2.70
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1553179848
Dimensions8.91 × 8.86 × 5.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
8.91 mm8.86 mm2.70 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553179848
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.4%

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: Oct 30
Current: $20,571 SGD|Low: $17,531 SGD|High: $21,807 SGD|Avg: $19,636 SGD|-5.7%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 4$17,531 SGD
Retailer 2$18,751 SGD
Retailer 3$19,074 SGD
Blue Nile$20,571 SGD

41 data points across 4 retailers

4 retailers$17,531 SGD to $20,571 SGD

A
Cheapest Retailer
-
$17,531 SGD
$13,713 USD
A
Retailer 2
-
$18,751 SGD
£11,549 GBP
View
B+
Retailer 3
-
$19,074 SGD
$14,920 USD
View
Most Expensive
B+
Blue Nile
29571248 · Oct 31
$20,571 SGD
$16,091 USD
View
3 more retailers have this diamond
Prices start from $17,531 SGDSave up to $3,040 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
2.70ct Round
$17,531 SGD