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Cushion|Natural|GIA

1.71ct I SI2 Cushion Natural Diamond

ID • I/SI2 • GIA 6555291057

Certificate GIA 6555291057

Diamond specifications and retailer prices

From $7,683 SGD
$6,010 USD
As of November 2, 2026
Save $5,231 SGD (41%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $12,914 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.71ct natural cushion diamond

This 1.71ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555291057. Listed at 10 retailers as of November 1, 2026, with prices from $7,683 to $12,914, a $5,231 spread on the same certified stone. MOH London lists it at $12,914. 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

1.71
Carat
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555291057
Dimensions8.05 × 6.10 × 4.19 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Cloud, Crystal, Needle
Top View
8.05 mm6.10 mm1.71 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555291057
Side View
Table 67.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.7%

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 2
Current: $12,914 SGD|Low: $7,160 SGD|High: $13,177 SGD|Avg: $9,283 SGD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 4$7,683 SGD
Retailer 6$7,748 SGD
Retailer 8$8,079 SGD
Retailer 3$8,196 SGD
Retailer 9$8,532 SGD
Retailer 5$8,811 SGD
Retailer 10$9,214 SGD
Retailer 2$10,037 SGD
Retailer 7$10,212 SGD
MOH London$12,914 SGD

43 data points across 10 retailers

10 retailers$7,683 SGD to $12,914 SGD

B+
Cheapest Retailer
-
$7,683 SGD
$6,010 USD
Final sale: no returns
B+
Retailer 2
-
$7,748 SGD
$6,061 USD
View
B+
Retailer 3
-
$8,079 SGD
$6,320 USD
View
B+
Retailer 4
-
$8,196 SGD
$6,411 USD
View
B+
Retailer 5
-
$8,532 SGD
$6,674 USD
View
B+
Retailer 6
-
$8,811 SGD
£5,427 GBP
View
B
Retailer 7
-
$9,214 SGD
A$11,088 AUD
View
B+
Retailer 8
-
$10,037 SGD
€7,477 EUR
View
Retailer 9
-
$10,212 SGD
$7,988 USD
View
Price last confirmed 10 days ago
Most Expensive
B
MOH London
C18ACABE3 · Nov 1
$12,914 SGD
£7,954 GBP
View
9 more retailers have this diamond
Prices start from $7,683 SGDSave up to $5,231 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+
1.71ct Cushion
$7,683 SGD