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Oval|Lab Grown|IGI

1.56ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG643412292

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG643412292

Diamond specifications and retailer prices

From $335 SGD
$262 USD
As of October 29, 2026
Save $3,091 SGD (90%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $3,426 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.56ct lab-grown oval diamond

This 1.56ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG643412292 or 643412292. Listed at 27 retailers as of October 29, 2026, with prices from $335 to $3,426, a $3,091 spread on the same certified stone. Brilliant Earth lists it at $3,426. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643412292
Dimensions9.61 × 6.53 × 3.97 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.61 mm6.53 mm1.56 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643412292
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,426 SGD|Low: $321 SGD|High: $4,180 SGD|Avg: $1,254 SGD|-18.0%
Brilliant Earth
Retailer 2
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Retailer 26
October 31, 2026
Retailer 25$335 SGD
Retailer 24$387 SGD
Retailer 4$396 SGD
Retailer 3$414 SGD
Retailer 6$490 SGD
Retailer 7$607 SGD
Retailer 17$622 SGD
Retailer 8$649 SGD
Retailer 23$752 SGD
Retailer 14$753 SGD
Retailer 22$786 SGD
Retailer 13$809 SGD
Retailer 15$904 SGD
Retailer 16$1,027 SGD
Retailer 9$1,060 SGD
Retailer 21$1,064 SGD
Retailer 5$1,273 SGD
Retailer 26$1,471 SGD
Retailer 11$1,631 SGD
Retailer 18$1,683 SGD
Retailer 10$1,774 SGD
Retailer 19$1,806 SGD
Retailer 20$1,844 SGD
Retailer 2$2,459 SGD
Retailer 12$2,966 SGD
Brilliant Earth$3,426 SGD

32 data points across 26 retailers

27 retailers$335 SGD to $3,426 SGD

A
Cheapest Retailer
-
$335 SGD
$262 USD
A
Retailer 2
-
$387 SGD
$303 USD
View
A
Retailer 3
-
$396 SGD
$310 USD
View
Final sale: no returns
A
Retailer 4
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$414 SGD
$324 USD
View
Retailer 5
-
$490 SGD
£302 GBP
View
Price last confirmed 15 days ago
A
Retailer 6
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$607 SGD
$475 USD
View
A
Retailer 7
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$622 SGD
HK$3,800 HKD
View
A
Retailer 8
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$649 SGD
$508 USD
View
A
Retailer 9
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$752 SGD
€560 EUR
View
A
Retailer 10
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$753 SGD
$589 USD
View
A
Retailer 11
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$786 SGD
ZAR 9,936 ZAR
View
A
Retailer 12
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$809 SGD
£498 GBP
View
A
Retailer 13
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$904 SGD
A$1,088 AUD
View
A
Retailer 14
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$1,027 SGD
$803 USD
View
A
Retailer 15
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$1,060 SGD
$829 USD
View
A
Retailer 16
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$1,064 SGD
A$1,281 AUD
View
B+
Retailer 17
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$1,273 SGD
$996 USD
View
B+
Retailer 18
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$1,471 SGD
$1,151 USD
View
B+
Retailer 19
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$1,631 SGD
$1,276 USD
View
B+
Retailer 20
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$1,683 SGD
$1,316 USD
View
B+
Retailer 21
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$1,774 SGD
$1,387 USD
View
B+
Retailer 22
-
$1,806 SGD
View
B+
Retailer 23
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$1,844 SGD
£1,136 GBP
View
B+
Retailer 24
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$2,459 SGD
A$2,959 AUD
View
B
Retailer 25
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$2,966 SGD
$2,320 USD
View
Retailer 26
-
$3,094 SGD
$2,420 USD
View
Price last confirmed 32 days ago
Most Expensive
B
Brilliant Earth
13057304Y · Oct 30
$3,426 SGD
$2,680 USD
View
26 more retailers have this diamond
Prices start from $335 SGDSave up to $3,091 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 Oval
$335 SGD