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Asscher|Natural|GIA

1.21ct I SI2 Asscher Natural Diamond

EX • I/SI2 • GIA 2166778711

Certificate GIA 2166778711

Diamond specifications and retailer prices

From $4,153 NZD
As of November 6, 2026
Save $2,065 NZD (33%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $6,217 NZD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.21ct natural asscher diamond

This 1.21ct natural asscher sits in the classic one-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 2166778711. Listed at 6 retailers as of November 6, 2026, with prices from $4,153 to $6,217, a $2,065 spread on the same certified stone. 77 Diamonds lists it at $6,217. 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

1.21
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2166778711
Dimensions5.81 × 5.79 × 3.96 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
Additional twinning wisps, additional clouds, pinpoints and surface graining are not shown.
Top View
5.81 mm5.79 mm1.21 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2166778711
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCuletDepth 68.5%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $6,217 NZD|Low: $4,095 NZD|High: $6,316 NZD|Avg: $5,189 NZD|+0.8%
77 Diamonds
Retailer 2
Retailer 3
November 6, 2026
Retailer 3$4,153 NZD
Retailer 2$5,136 NZD
77 Diamonds$6,217 NZD

32 data points across 3 retailers

6 retailers$4,153 NZD to $6,217 NZD

B+
Cheapest Retailer
-
$4,153 NZD
B+
Retailer 2
-
$4,465 NZD
View
B
Retailer 3
-
$5,136 NZD
View
Retailer 4
-
$5,136 NZD
View
Price last confirmed 16 days ago
Retailer 5
-
$5,136 NZD
View
Price last confirmed 30 days ago
Most Expensive
B
77 Diamonds
ACZXZA5KEUG · Nov 6
$6,217 NZD
£2,714 GBP
View
5 more retailers have this diamond
Prices start from $4,153 NZDSave up to $2,065 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.

B+
1.21ct Asscher
$4,153 NZD