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Radiant|Natural|GIA

1.70ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 6552780324

Certificate GIA 6552780324

Diamond specifications and retailer prices

From $10,055 SGD
₹749,098 INR
As of November 2, 2026
Save $8,475 SGD (46%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $18,530 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.7ct natural radiant diamond

This 1.7ct natural radiant sits in the one-and-a-half to two carat band, graded H 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 6552780324. Listed at 19 retailers as of October 30, 2026, with prices from $10,055 to $18,530, a $8,475 spread on the same certified stone. NZ Jewellers lists it at $18,530. 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

1.70
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552780324
Dimensions8.58 × 5.87 × 3.80 mm
L/W Ratio1.46
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural
Top View
8.58 mm5.87 mm1.70 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552780324
Side View
Table 64.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.8%

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: $18,530 SGD|Low: $10,055 SGD|High: $18,668 SGD|Avg: $13,389 SGD|-0.7%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 2$10,055 SGD
Retailer 9$10,236 SGD
Retailer 15$10,358 SGD
Retailer 13$10,636 SGD
Retailer 16$11,208 SGD
Retailer 5$11,387 SGD
Retailer 14$12,109 SGD
Retailer 8$12,151 SGD
Retailer 7$12,273 SGD
Retailer 11$12,491 SGD
Retailer 17$13,229 SGD
Retailer 19$13,246 SGD
Retailer 10$13,500 SGD
Retailer 18$13,549 SGD
Retailer 12$13,768 SGD
Retailer 6$15,341 SGD
Retailer 4$16,333 SGD
Retailer 3$17,364 SGD
NZ Jewellers$18,530 SGD

22 data points across 19 retailers

19 retailers$10,055 SGD to $18,530 SGD

B+
Cheapest Retailer
-
$10,055 SGD
₹749,098 INR
B+
Retailer 2
-
$10,236 SGD
$8,007 USD
View
B+
Retailer 3
-
$10,358 SGD
A$12,465 AUD
View
B+
Retailer 4
-
$10,636 SGD
$8,320 USD
View
Final sale: no returns
B+
Retailer 5
-
$11,208 SGD
$8,767 USD
View
B+
Retailer 6
-
$11,387 SGD
$8,907 USD
View
B+
Retailer 7
-
$12,109 SGD
£7,458 GBP
View
B+
Retailer 8
-
$12,151 SGD
$9,505 USD
View
B
Retailer 9
-
$12,273 SGD
$9,600 USD
View
Retailer 10
-
$12,491 SGD
A$15,032 AUD
View
Price last confirmed 9 days ago
B
Retailer 11
-
$13,229 SGD
$10,348 USD
View
B
Retailer 12
-
$13,246 SGD
$10,361 USD
View
B
Retailer 13
-
$13,500 SGD
$10,560 USD
View
B
Retailer 14
-
$13,549 SGD
$10,598 USD
View
B
Retailer 15
-
$13,768 SGD
€10,257 EUR
View
B
Retailer 16
-
$15,341 SGD
$12,000 USD
View
B
Retailer 17
-
$16,333 SGD
ZAR 206,405 ZAR
View
B
Retailer 18
-
$17,364 SGD
£10,695 GBP
View
Most Expensive
B
NZ Jewellers
310b2a22-f6a2-4932-ad15-811716fbf478 · Oct 30
$18,530 SGD
$14,495 USD
View
18 more retailers have this diamond
Prices start from $10,055 SGDSave up to $8,475 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+
1.70ct Radiant
$10,055 SGD