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Radiant|Natural|GIA

1.77ct D SI2 Radiant Natural Diamond

ID • D/SI2 • GIA 1548098990

Certificate GIA 1548098990

Diamond specifications and retailer prices

From $20,742 NZD
$11,690 USD
As of November 1, 2026
Save $16,153 NZD (44%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $36,895 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.77ct natural radiant diamond

This 1.77ct natural radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1548098990. Listed at 13 retailers as of October 30, 2026, with prices from $20,742 to $36,895, a $16,153 spread on the same certified stone. NZ Jewellers lists it at $36,895. 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

1.77
Carat
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1548098990
Dimensions9.03 × 5.93 × 3.82 mm
L/W Ratio1.52
Top View
9.03 mm5.93 mm1.77 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1548098990
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 64.4%

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 1
Current: $36,895 NZD|Low: $19,650 NZD|High: $36,895 NZD|Avg: $25,271 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 7$19,695 NZD
Retailer 8$21,616 NZD
Retailer 11$22,138 NZD
Retailer 9$23,612 NZD
Retailer 12$23,981 NZD
Retailer 10$24,576 NZD
Retailer 13$24,904 NZD
Retailer 2$25,549 NZD
Retailer 3$25,692 NZD
Retailer 4$25,692 NZD
Retailer 5$26,544 NZD
Retailer 6$26,891 NZD
NZ Jewellers$36,895 NZD

40 data points across 13 retailers

13 retailers$20,742 NZD to $36,895 NZD

Retailer 1
-
$19,695 NZD
$11,100 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
$20,742 NZD
$11,690 USD
View
B+
Retailer 3
-
$21,616 NZD
$12,183 USD
View
Final sale: no returns
B
Retailer 4
-
$23,612 NZD
$13,308 USD
View
B
Retailer 5
-
$23,981 NZD
$13,516 USD
View
B
Retailer 6
-
$24,576 NZD
$13,851 USD
View
B
Retailer 7
-
$24,904 NZD
$14,036 USD
View
B
Retailer 8
-
$25,549 NZD
£11,338 GBP
View
B
Retailer 9
-
$25,692 NZD
$14,480 USD
View
B
Retailer 10
-
$25,692 NZD
$14,480 USD
View
B
Retailer 11
-
$26,544 NZD
$14,960 USD
View
B
Retailer 12
-
$26,891 NZD
€14,434 EUR
View
Most Expensive
B
NZ Jewellers
2bfbc3be-6e5f-4667-bd6e-49b5a79def50 · Oct 30
$36,895 NZD
$20,794 USD
View
12 more retailers have this diamond
Prices start from $20,742 NZDSave up to $16,153 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+
1.77ct Radiant
$20,742 NZD