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Radiant|Natural|GIA

1.61ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 6522896872

Certificate GIA 6522896872

Diamond specifications and retailer prices

From $4,112 SGD
£2,526 GBP
As of November 7, 2026
2 retailers carry this diamond
Most expensive: $4,112 SGD at 77 Diamonds
View at 77 Diamonds

About this 1.61ct natural radiant diamond

This 1.61ct natural radiant sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6522896872. Listed at 2 retailers as of November 7, 2026. 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

1.61
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle48.3°
Pavilion angle57.5°
OriginNatural
Grading LabGIA
CertificateGIA 6522896872
Dimensions6.52 × 6.51 × 4.26 mm
L/W Ratio1.00
Top View
6.52 mm6.51 mm1.61 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6522896872
Side View
Table 62.0%Crown 48.3°Girdle: MED-STKPavilion 57.5°Culet: NoneDepth 65.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 7
Current: $4,112 SGD|Low: $3,924 SGD|High: $6,084 SGD|Avg: $4,794 SGD|-4.3%
77 Diamonds
Retailer 2
Retailer 3
November 7, 2026
Retailer 2$3,924 SGD
77 Diamonds$4,112 SGD
Retailer 3$6,084 SGD

40 data points across 3 retailers

2 retailers

Retailer 1
-
$3,924 SGD
Price last confirmed 9 days ago
Most Expensive
A
77 Diamonds
ACCPQ4RHPP6X · Nov 7
$4,112 SGD
£2,526 GBP
View
1 more retailer has this diamond

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
1.61ct Radiant
$4,112 SGD