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Round|Natural|GIA

1.56ct H IF Round Natural Diamond

EX • H/IF • GIA 6551030577

Certificate GIA 6551030577

Diamond specifications and retailer prices

From $11,425 SGD
£7,037 GBP
As of November 2, 2026
Save $6,522 SGD (36%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $19,244 SGD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 1.56ct natural round diamond

This 1.56ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6551030577. Listed at 9 retailers as of November 1, 2026, with a 57% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6551030577
Dimensions7.36 × 7.41 × 4.64 mm
L/W Ratio1.01
Top View
7.36 mm7.41 mm1.56 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551030577
Side View
Table 57.0%Crown 33°GirdlePavilion 41.6°CuletDepth 62.8%

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 2
Current: $12,765 SGD|Low: $11,425 SGD|High: $18,163 SGD|Avg: $13,581 SGD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 2$11,425 SGD
Retailer 7$11,869 SGD
Retailer 5$12,458 SGD
Retailer 6$12,630 SGD
Retailer 1$12,765 SGD
Retailer 4$15,664 SGD
Retailer 3$17,947 SGD

31 data points across 7 retailers

9 retailers$11,425 SGD to $17,947 SGD

A
Cheapest Retailer
-
$11,425 SGD
£7,037 GBP
B+
Retailer 2
-
$11,869 SGD
$9,284 USD
View
B+
Retailer 3
-
$12,458 SGD
$9,745 USD
View
Retailer 4
-
$12,630 SGD
A$15,199 AUD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$12,765 SGD
£7,862 GBP
View
Retailer 6
-
$13,808 SGD
$10,801 USD
View
Price last confirmed 36 days ago
B+
Retailer 7
-
$15,664 SGD
$12,253 USD
View
B
Retailer 8
-
$17,947 SGD
£11,054 GBP
View
Most Expensive
NZ Jewellers
843b49ca-8849-44e1-bb50-72b41433d4d7 · Sep 26
$19,244 SGD
$15,053 USD
View
Price last confirmed 36 days ago
8 more retailers have this diamond
Prices start from $11,425 SGDSave up to $6,522 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.

A
1.56ct Round
$11,425 SGD