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Round|Natural|GIA

1.60ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2556369395

Certificate GIA 2556369395

Diamond specifications and retailer prices

From $8,053 NZD
HK$35,400 HKD
As of November 1, 2026
Save $8,167 NZD (50%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $16,220 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.6ct natural round diamond

This 1.6ct natural round 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 and certified by GIA 2556369395. Listed at 14 retailers as of November 1, 2026, with prices from $8,053 to $16,220, a $8,167 spread on the same certified stone. MOH London lists it at $16,220. 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

1.60
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2556369395
Dimensions7.46 × 7.41 × 4.64 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle, Indented Natural, Natural
Top View
7.46 mm7.41 mm1.60 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556369395
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°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: Nov 1
Current: $16,220 NZD|Low: $7,985 NZD|High: $16,220 NZD|Avg: $10,189 NZD
MOH London
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
November 2, 2026
Retailer 12$8,053 NZD
Retailer 6$8,956 NZD
Retailer 13$9,603 NZD
Retailer 8$10,140 NZD
Retailer 11$10,157 NZD
Retailer 14$10,163 NZD
Retailer 5$10,344 NZD
Retailer 2$11,010 NZD
Retailer 3$11,283 NZD
Retailer 7$11,324 NZD
Retailer 9$11,979 NZD
Retailer 10$13,527 NZD
Retailer 4$15,640 NZD
MOH London$16,220 NZD

41 data points across 14 retailers

14 retailers$8,053 NZD to $16,220 NZD

A
Cheapest Retailer
-
$8,053 NZD
HK$35,400 HKD
Retailer 2
-
$8,956 NZD
$5,039 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$9,603 NZD
$5,403 USD
View
B+
Retailer 4
-
$10,140 NZD
£4,493 GBP
View
B+
Retailer 5
-
$10,157 NZD
SGD 7,723 SGD
View
B+
Retailer 6
-
$10,163 NZD
$5,718 USD
View
Final sale: no returns
A
Retailer 7
-
$10,344 NZD
$5,820 USD
View
B+
Retailer 8
-
$11,010 NZD
$6,195 USD
View
B+
Retailer 9
-
$11,283 NZD
$6,349 USD
View
B+
Retailer 10
-
$11,324 NZD
£5,017 GBP
View
B+
Retailer 11
-
$11,979 NZD
€6,419 EUR
View
B
Retailer 12
-
$13,527 NZD
ZAR 122,959 ZAR
View
B
Retailer 13
-
$15,640 NZD
$8,800 USD
View
Most Expensive
B
MOH London
E76F662C0 · Nov 1
$16,220 NZD
£7,186 GBP
View
13 more retailers have this diamond
Prices start from $8,053 NZDSave up to $8,167 NZD

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
1.60ct Round
$8,053 NZD